Three-act structure
The oldest and most flexible structure in Western fiction. Setup, confrontation, resolution. Two plot points pivot the story between acts. Every other framework (Save the Cat, Hero's Journey, Seven-Point) is an elaboration of these bones.
Who it's for
Anyone. Especially useful for writers who want a structural spine without the prescriptive beat-counting of Save the Cat, or who feel boxed in by the Hero's Journey's mythic shape.
The shape
- Act I, Setup (~25%): introduce world, protagonist, ordinary life. Plot Point 1 ends Act I: the inciting incident that locks the protagonist into the story.
- Act II, Confrontation (~50%): rising complications, allies and obstacles, midpoint shift, all-is-lost moment. Plot Point 2 ends Act II: the protagonist commits to a final approach.
- Act III, Resolution (~25%): climax, fallout, denouement.
Strengths
Genre-agnostic. Doesn't prescribe specific beats, just the act-level shape. Excellent for literary fiction or character-driven stories where the prescriptive frameworks feel mechanical.
Weaknesses
Less guidance. Writers new to long-form often need more scaffolding than the two plot points alone provide. If your midpoint feels structureless, layer Save the Cat or Seven-Point on top.
Pendraic notes
Three-act ships as a minimal 5-beat Engine: Inciting Incident, Plot Point 1, Midpoint, Plot Point 2, Climax. Pair with the Standard structure preset. Heavy outliners may want to switch to Save the Cat or Hero's Journey once they know the shape, Pendraic's Change-template affordance lets you do that without losing your work.