Planting a detail, idea, or element early in the story so it can deliver a satisfying impact when it returns later.
Setup and payoff is the storytelling technique of introducing something - a detail, a skill, an object, a piece of information - early in your narrative so that when it becomes important later, the moment feels earned rather than random. The setup is the seed; the payoff is the harvest. The best setups feel invisible on first read and obvious on reread. The time gap between setup and payoff is what creates the magic: long enough for the reader to absorb the detail without fixating on it, short enough that they can connect the dots when the payoff arrives.
Setup and payoff is the engine of reader satisfaction. When a payoff lands, the reader gets that wonderful 'oh, of course!' feeling - the sense that the story was building toward this moment all along. Without setups, your big moments feel like they came out of nowhere. Without payoffs, your early details feel like wasted space. Learning to manage this rhythm is one of the most important skills you can develop as a storyteller.
The entire film is constructed as a massive setup for its final payoff - and on rewatch, dozens of small setups become visible that you missed the first time.
Hermione's Time-Turner is set up as a quirky school-schedule solution, then pays off spectacularly when the entire climax depends on it.
Nearly every action beat in the second half is a payoff of something established in the first half - the war rig's kill switches, Nux's skills, the bolt cutters.
Marta's inability to lie without vomiting is set up as a character quirk and becomes a pivotal plot mechanism.
Bury your setups in the middle of other interesting action. If a detail feels like it's waving a flag saying 'remember me,' it's too prominent.
If a character suddenly has a skill or object they need, go back and plant it earlier. Retroactive planting during revision is totally valid.
Keep a list of every specific detail you introduce. In revision, make sure each one either pays off or gets cut.
If the setup and payoff are too close together, the reader sees it coming. Put some distance and other story events between them.
Write a two-page scene where a character is getting ready for their day. Hide three specific details in the scene (an object, a skill, a piece of information). Then write a second two-page scene set later that day where all three details become critically important. Make the first scene feel natural, not like a checklist.
Track your setups and make sure every planted detail gets its payoff.
Never Drop a Thread Again
Novelium's Story Bible lets you tag setups and link them to their payoffs, so you can see at a glance which planted details still need to bloom.