The Four-Act Structure and the Circular Shape of Story

When writers start talking about story structure, usually the first things people think of are beats, turning points, and acts. But underneath all of that is a more fundamental question: What is the shape of story itself? Is story fundamentally linear, moving from beginning to middle to end—or does a different pattern emerge? This question leads us to consider different frameworks through which we can understand story, not least among them the Four-Act Structure.

Structuring Your Novel: Revised and Expanded 2nd Edition (Amazon affiliate link)

Over the years, I’ve taught story structure primarily as a nominally Three-Act Structure. Largely, this was because this was how I learned structure, and because I was working within the teaching lineages of story theorists such as Syd Field and Robert McKee. But here’s the thing: even though I thought of story in terms of Three Acts, I have always intuitively divided plot into four quarters. I think about story in terms of four equal parts:

• The First Act (ending with the First Plot Point)
• The First Half of the Second Act (ending with the Midpoint or Second Plot Point)
• The Second Half of the Second Act (ending with the Third Plot Point)
• The Third Act (ending with the Climax)

So for all intents and purposes, I have always seen story through the lens of a Four-Act Structure. For a long time, I reconciled this as unimportant semantics, since the pacing of beats is unaffected by how you divide up the acts. But lately, I’ve been realizing the idea of a Four-Act Structure is anything but incidental. This “quarternity” can help us recognize an arguably more universal shape to story itself—one that is reflected time and again, not just in literature and film, but through cycles of the natural world, history, economics, psychology, and beyond.

A few weeks ago, we explored the idea of “story as cosmology“—or the premise that story represents an ancient and archetypal framework by which we not only make meaning, but through which we can derive a structure for stabilizing our understanding of the world and how to operate within it. This “cosmology” is not found in any specific story (I’m not talking about that specific frisson of electricity or shatterpoint of impact with which certain stories change our individual lives). It’s not just the cause and effect of plot or the arc of a character or a list of structural beats. Rather, this cosmological story is found in the form of the narrative itself.

In short, story is not just a sequence of events; it’s a shape.

And what is that shape?

Let’s explore!

What Is the Shape of Story?

Although myriad systems can be used to identify and create plot structure, I would argue almost all of them—whether they are Three-Act Structures, Four-Act Structures, Five-Act Structures or something else—reflect similar inherent patterns. Most systems are chiefly concerned with beats. But if we zoom out, we can see the larger archetype of story itself lurking behind them all. And what is this shape that is so omnipresent in our consciousness?

I’m going to argue that story is circular. Story is cyclical.

Although we may impose a sense of linear escalation—a straight line beginning at one fixed point and ending definitively at another—this is not an accurate representation of the larger pattern of life. Perhaps most importantly, taken in isolation, this linear approach does not represent a generative pattern of life. It is beginning and ending; it is birth and death. It is not birth-life-death-rebirth.

The circle aspect of a cycle is a more natural fit for any conversation about human development, psychological change, or meaning-making. We understand our history in cycles (indeed, we even refer to some of the ancient stories as Cycles). We understand the natural seasons in cycles. We think of the stages of life as cycles. All life as we know it is a pattern of growth, decline, death, and renewal.

When viewed like this, story becomes less about “getting to the end” and more about participating in a repeating pattern and understanding where one is within the cycle. While linear story models tend to emphasize progress, arrival, and completion; cyclical models emphasize seasonality, renewal, and return. Viewing story as a cycle reduces the pressure for us to “solve” everything, while simultaneously increasing our awareness of the depth and resonance of the larger patterns that hold us.

Meaning emerges from the context created by repetition. “Lines” can only generate outcomes (and just one outcome at that), whereas the cycle of a circle allows us to gather and generate meaning from a continuing pool of information.

Next Level Plot Structure (Amazon affiliate link)

This is one of the reasons I have come to revere the idea of “chiastic” or “ring” structure. Chiasmus shows us how the two halves of a story mirror each other. The beginning and ending are linked. A story’s ending is always seeded in its beginning, and its beginning is always mirrored by its ending. More than that, seeded in any beginning is an ending, just as every ending is also a new beginning. The circle turns, and the cycle continues. (For more on this, my book Next Level Plot Structure talks about how to recognize and utilize chiasmus in your own stories.)

Chiastic (or ring) story structure visualizes story as a cyclical pattern of transformation rather than a linear progression.

The Four-Act Structure as Four Narrative Quarters

A circle can, of course, be divided into any number of pie slices. Indeed, a story of any significant length will be divided into many slices—sometimes dozens or even hundreds of smaller movements, scenes, or beats. Therefore, I don’t find it particularly useful to get too granular. But there is something to be said for asking whether a story is best considered as a number of even or uneven pieces.

Before I continue, I will say I have always found the idea of “acts” to be rather arbitrary. Like the idea of “scenes,” the term often references multiple different concepts, some abstract, some visual, and some structural or technical. Although I have nominally referred to Three-Act Structure in my own teachings, I have always found that the movement of a story is found more viscerally in its smaller integers. The pacing of a story’s beats creates its turning points, and its turning points create its shape. We’ll talk about beats more in a minute, but for now suffice it that if we look at only the major beats—the three most important plot points occurring roughly at the 25%, 50%, and 75% marks—we see a story divided into four quarters.

Classic structural approaches—particularly those prevalent in screenwriting—often name these beats as follows:

• 25%: First Plot Point
• 50% Midpoint
• 75% Second Plot Point

This structures the story into three unequal acts:

• First Act: 1-25% (ending with First Plot Point)
• Second Act: 25%–75% (ending with Second Plot Point)
• Third Act: 75%-100%

Even though I have adopted some of this language in my own teachings for the last two decades, I have always considered the Midpoint to be a plot point in its own right (which is why I have—perhaps confusingly—referred to the Midpoint as the Second Plot Point and called the beat at the 75% mark the Third Plot Point).

After all, as chiastic structure shows us, the Midpoint stands alone in the circle as unpaired beat. It is the beat everything in the first half leads up to, and everything in the second half leads away from. In character arc, it is the Moment of Truth (or what James Scott Bell calls “the mirror moment“) the thematic highlight of the entire story. The Midpoint is, in many ways, the point. (Someone asked me recently which beat was most important. Although it’s impossible to say one is more important than the other, since all contribute to the whole, if I had to choose, I’d always choose the Midpoint.)

When the Midpoint is de-emphasized, we get Three Acts. When the Midpoint is considered an equal player, we’re more likely to think of the story in terms of four quarters or Four Acts:

• First Act: 1-25% (ending with First Plot Point)
• Second Act: 25%–50% (ending with Midpoint or Second Plot Point)
• Third Act: 50%–75% (ending with the Third Plot Point)
• Fourth Act: 75%–100% (ending with the Climactic Moment and Resolution)

The Fourth Turning Is Here by Neil Howe (affiliate link)

Significantly, this perspective is more likely to show us story in the shape of a generative cycle, rather than a zero-sum linear race to the finish line. When speaking from the very different (and yet obviously correlative) perspective of historical cycles, generational historian Neal Howe points out the importance of the “quaternity”:

Cyclical time tended to interpret change in a fourfold pattern corresponding to the seasons. Linear time prefers to interpret it as a threefold pattern of progress, opposition, and triumph. The quaternity reconciled us to what must always be. The triad prepares us for what is yet to be…. The fourfold rotation of [generational] phases resembles the ritualized seasons of nature, a spring-like era of growth followed by a summer-like era of jubilation and an autumnal era of fragmentation followed by a wintry death and regeneration.

Consider how Three-Act systems tend to see stories in exactly the pattern Howe suggests:

1. First Act (1%–25%): Progress
2. Second Act (25%-75%): Opposition
3. Third Act (75%-100%): Triumph

Although this approach can be (and has been) extremely valid for creating stories, the Four-Act correlative does seem to fill out the overall shape of story with something otherwise missing:

1. First Act (1%–25%): Growth
2. Second Act (25%-50%): Success
3. Third Act (50%-75%): Fragmentation and Death
4. Fourth Act (75%-100%): Regeneration

This is also clear symbolically in the four “worlds” of a story. Most of us are familiar with the idea of the First Act as a story’s Normal World, but the pattern holds across all four quarters:

1. First Act: Normal World
2. Second Act: Adventure World
3. Third Act: Underworld
4. Fourth Act: New Normal World

(I wrote about this in Next Level Plot Structure as well, but still from within the framework of Three Acts; once we think of a story as more inherently four quarters, this symbolism makes even more sense.)

The four-quarter model holds symmetry, while allowing for return, reversal, and renewal.

How the Four-Act Structure Shows Up Across Story, Psychology, and History

Story structure—and particularly this four-quartered structure—is one of the primary lenses through which I see the world. I can’t help it anymore—it’s everywhere! Whenever I encounter a new system, I’m always questioning how it reflects, and is reflected by, story structure. Here are just a few of the varied systems and cycles in which we can recognize the shape of a story with Four Acts (and most of them get even more interesting when we drill deeper to look at the timing and symbolism of plot points).

Seasonal Cycles

The seasons offer the clearest four-part model we have: emergence, growth, decline, and rest. Each phase supports a different kind of activity, and each resists being rushed or skipped. Stories follow the same rhythm.

The seasonal cycle as a four-part pattern of growth, fulfillment, decline, and renewal—mirroring the Four-Act Structure that shapes story and human experience.

Jungian Analysis

Collected Works of C.G. Jung, Vol. 16 by C.G. Jung (affiliate link)

Depth psychology founder Carl Jung developed a four-part approach to what he called analytical psychology, which he describes in the Collected Works of C.G. Jung, Vol. 16:

Analytical psychology is defined as embracing both psychoanalysis and individual psychology. This approach includes four stages: confession, elucidation, education and transformation.

C.G. Jung’s four-stage model of analytical psychology shown as a cyclical process of confession, elucidation, education, and transformation.

Jung also described the arc of life itself as divisible into four parts, each representing a shift in consciousness and identity:

The one hundred and eighty degrees of the arc of life are divisible into four parts. The first quarter, lying to the east, is childhood, that state in which we are a problem for others but are not yet conscious of any problems of our own. Conscious problems fill out the second and third quarters; while in the last, in extreme old age, we descend again into that condition where, regardless of our state of consciousness, we once more become something of a problem for others. Childhood and extreme old age are, of course, utterly different, and yet they have one thing in common: submersion in unconscious psychic happenings.

Alchemy

Alchemy describes transformation as a foundational four-stage process in which material is broken down, purified, recombined, and reintegrated. Each stage depends on the completion of the previous one. The alchemical process has often been viewed as an analogy for personal transformation (aka, a story arc):

1. The Nigredo (or Blackening): The burning away of dross and the beginning of transformation.
2. The Albedo (or Whitening): Further purification and the beginning of individuation.
3. The Citrinitas (or Yellowing): Infusion of light and warmth and the emergence of a higher state of consciousness.
4. The Rubedo (or Reddening): The union of opposites and the integration of soul and psyche into a unified whole.

Circular diagram showing the four stages of alchemy: Nigredo, Albedo, Citrinitas, and Rubedo.

The 4 Stages of Knowing

The four stages of knowing originate from a well-known concept in learning and personal growth, often paraphrased as:

You don’t know what you don’t know.

Then, you know what you don’t know.

Next, you don’t know what you know.

Finally, you know what you know.

Once again, each aligns with the character evolution found in the four quarters of a story.

The four stages of knowing shown as a cycle, illustrating how awareness and understanding evolve through distinct phases.

Generational Saeculum

Generations by William Strauss and Neil Howe (affiliate link)

William Strauss and Neil Howe’s Generational Saeculum theory describes history unfolding in recurring four-part cycles of growth, stability, fragmentation, and renewal—peopled by the generational archetypes of Prophet, Nomad, Hero, and Artist. Each phase produces different values and pressures, none of which can be skipped without consequence. The same is true of story, which must move through comparable quarters in order to feel complete and coherent. In his books Generations and particularly The Fourth Turning Is Here, Neil Howe shares many details aligning these four historical chapters with the cyclical rhythm and shape of story. He also shares many other systems (mostly historical or social) that witness the same patterns from differing perspectives.

The generational saeculum shown as a four-part cycle, tracing recurring patterns of cultural growth, stability, fragmentation, and renewal.

Archetypal Life Cycle

In my book Writing Archetypal Character Arcs, I talk about an Archetypal Life Cycle made up of six primary Positive Change Archetypal Arcs, representing the different phases of life. Particularly if we add in the six alternating Flat Archetypes, we can see how these twelve sequential archetypes map neatly on the “seasonality” of the Four-Act Structure of life itself:

First Act: Child, Maiden, Lover

Second Act: Hero, Parent, Queen

Third Act: Ruler, King, Elder

Fourth Act: Crone, Mentor, Mage

I’ve also written about how the primary change archetypes also directly correlate to particular structural beats.

The Archetypal Life Cycle mapped onto a Four-Act Structure, showing how character arcs unfold across distinct phases of life and story.

Kishōtenketsu

Finally, the popular Eastern storytelling structure of kishōtenketsu (which Oliver Fox will be sharing more about in a brilliant guest post next month) organizes story into four movements, emphasizing development and contrast. Each phase introduces a new perspective that recontextualizes what came before it.

The kishōtenketsu structure shown as a four-part cycle emphasizing development, recontextualization, and integration.

The Shape Between the Beats

The space around the form is as important as the form itself.–Henry Moore, sculptor

So far, we have looked at story as a whole, then at the pieces of that whole. Now, let’s zoom in one last time. Within story are acts. Within acts are beats.

So much of the contemporary conversation around plot structure boils down to plot beats. In some ways, this is, I think, the most sensible way to interact with story. After all, if you get the small pieces working properly, the number of acts really doesn’t matter. However, I do feel the almost myopic focus on beats can sometimes cause us to put too much emphasis on  punctuation rather than plot.

Plot beats are crucial. As turning points, they create change, which is what moves the plot. However, story itself—and its shape–is what emerges from the spaces in between.

Between stimulus and response there is a space. In that space is our power to choose our response. In our response lies our growth and our freedom.–Victor Frankl

Although you can divide story into any increasingly detailed number of beats and turning points, I find it most useful to focus on the three major plot points that divide the acts, as well as four lesser turning points that further divide each quarter—leaving us with a tightly paced and symbolically potent story of eight parts. When we include the bookending beats that open and close the story, it looks like this:

1. Hook – 1%
2. Inciting Event – 12%
3. First Plot Point – 25%
4. First Pinch Point – 37%
5. Midpoint (Second Plot Point) – 50%
6. Second Pinch Point – 62%
7. Third Plot Point – 75%
8. Climax – 88%
9. Climactic Moment & Resolution – 98–100%

The Four-Act Structure shown as a circular shape, emphasizing story as a cycle defined by major plot points and the spaces between them.

With the exception of the Midpoint, each beat is partnered with the one across from it, creating symmetry, harmony, and dynamic partnership. I have always found this approach most resonant, but the greater point is that the model can be infinitely scaled without losing the larger pattern or the harmony of its parts. The shape remains consistent at different levels of granularity.

This is why it’s often more useful to think of story structure in terms of sections rather than beats. Most writers struggle less with identifying turning points and more with writing their way between them. When a story feels like it’s lagging, it’s rarely because a beat is missing, but because the stretch in between isn’t aligning with its purpose in the story. Each space exists to explore the consequences of the last turning point and to generate the pressures that will make the next one inevitable.

If you want to apply this immediately, try asking three simple questions of any section between beats:

• What has just changed?
• How are the characters responding to that change?
• What new pressure is forming that will force the next turning point?

When you approach those in-between passages as intentional sequences—places where characters move through specific phases of change—the story feels like a continuous, purposeful flow. The beats still matter, but the story’s shape is created by everything that happens in between them.

***

It’s worth stepping back from our modern obsession with micromanaging structure long enough to ask the bigger question again: What is the shape of story? What is the larger pattern at play when we are writing our tales of adventure and romance and tragedy and mystery?

Although beat sheets and timing guides are incredibly useful, they can tempt us into treating story as something we assemble rather than as a living pattern. When we start recognizing the Four-Act Structure as a cycle of quarters—and the beats as thresholds within that cycle—we give ourselves a simpler, sturdier way of understanding why stories move the way they do (and why they sometimes don’t).

Or, as Neil Howe put it in reference to historical cycles:

We moderns … need to explore the possibility that deeper and simpler forces may be at work.

For writers, that exploration doesn’t have to be abstract. It can be as practical as learning to sense which quarter a story is in, what kind of change belongs there, and how to let the story’s shape carry us forward by turning, returning, and renewing.

Want More?

If this idea of story as a living, cyclical shape resonates with you, but you want a way to find that shape intuitively rather than just analyzing it intellectually, that’s exactly why I created the Archetypal Character Arc Guided Meditations. These are six immersive, roughly hour-long meditations designed around the primary archetypal journeys—Maiden, Hero, Queen, King, Crone, and Mage. I wanted to give writers a way to step inside these arcs and experience their rhythm, movement, and transformational logic from the inside out. Instead of just thinking about structure, you’re invited to feel how a story turns, matures, fragments, and renews itself through the wisdom of your own imagination. Each meditation can be purchased on its own, but if you buy the full bundle, you receive one meditation free! Find out more here.

Go on the journey with your characters! Check out the Archetypal Character Guided Meditations.

Wordplayers, tell me your opinions! If story really does move in four quarters, how might that understanding of the Four-Act Structure shape the way you think about endings, beginnings, and return? Tell me in the comments!

Click the “Play” button to Listen to Audio Version (or subscribe to the Helping Writers Become Authors podcast in Apple Podcast, Amazon Music, or Spotify).

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