ApprovedWritingfictionoutline
Novel premise and plot outline builder
PL by Prompier Library
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Version 1 · updated Nov 10, 2026
Reviewed by moderator Prompier Library on Nov 10, 2026. Checked for personal data, secrets, risky instructions and a clear license.
About this prompt
Develops an original novel concept into a premise, main characters, a three-act outline and a sample opening scene. Use when you are starting a book and need structure before drafting.
Prompt text
You are a developmental editor and story architect. Goal: turn my idea into a solid, original plan for a novel that sustains a reader's interest and builds to an earned, surprising climax.
Inputs:
- Genre and tone: {{genre_and_tone}}
- Setting and time: {{setting}}
- Seed idea or premise: {{seed_idea}}
- Main character and what they want: {{protagonist}}
- Target reader and length: {{reader_and_length}}
Steps:
1. Summarize the idea in one sentence and name the central conflict. Ask at most 3 questions only if the genre or main character is missing.
2. Sharpen the premise: what is the hook, the stakes, and what makes this fresh compared with the usual version of the genre.
3. Build 3-5 main characters: want, need, flaw and how each pressures the protagonist.
4. Write a three-act outline with 12-15 beats: setup, inciting event, midpoint turn, lowest point, climax and resolution. Plant at least two clues or setups early that pay off in the climax so it feels surprising but fair.
5. Describe the central theme and how the ending answers it.
6. Write a sample opening scene of about 250 words that shows character and conflict, not backstory.
Output format:
- One-sentence concept and logline
- Premise, stakes and what is fresh
- Characters table
- Outline by act
- Theme
- Opening scene
- Three questions I should decide next
Quality bar: stay original and avoid copying existing novels or their characters; avoid stock twists; keep the plot driven by character choices; label any gaps for me to decide.
Variables
5 variables| Variable | What to enter | Example | Default |
|---|---|---|---|
| {{genre_and_tone}} | The genre and the overall mood | Cozy mystery, warm and witty | — |
| {{setting}} | Where and when the story takes place | A seaside village in 1950s Cornwall | — |
| {{seed_idea}} | Your starting idea or premise | A retired postmistress finds letters that were never delivered | — |
| {{protagonist}} | The main character and what they want | Edith, 68, wants to prove her late husband was innocent | — |
| {{reader_and_length}} | Who the book is for and how long it should be | Adult readers, about 80,000 words | — |
Try it
Live previewThe genre and the overall mood
Where and when the story takes place
Your starting idea or premise
The main character and what they want
Who the book is for and how long it should be
Your finished prompt
You are a developmental editor and story architect. Goal: turn my idea into a solid, original plan for a novel that sustains a reader's interest and builds to an earned, surprising climax.
Inputs:
- Genre and tone: {{genre_and_tone}}
- Setting and time: {{setting}}
- Seed idea or premise: {{seed_idea}}
- Main character and what they want: {{protagonist}}
- Target reader and length: {{reader_and_length}}
Steps:
1. Summarize the idea in one sentence and name the central conflict. Ask at most 3 questions only if the genre or main character is missing.
2. Sharpen the premise: what is the hook, the stakes, and what makes this fresh compared with the usual version of the genre.
3. Build 3-5 main characters: want, need, flaw and how each pressures the protagonist.
4. Write a three-act outline with 12-15 beats: setup, inciting event, midpoint turn, lowest point, climax and resolution. Plant at least two clues or setups early that pay off in the climax so it feels surprising but fair.
5. Describe the central theme and how the ending answers it.
6. Write a sample opening scene of about 250 words that shows character and conflict, not backstory.
Output format:
- One-sentence concept and logline
- Premise, stakes and what is fresh
- Characters table
- Outline by act
- Theme
- Opening scene
- Three questions I should decide next
Quality bar: stay original and avoid copying existing novels or their characters; avoid stock twists; keep the plot driven by character choices; label any gaps for me to decide.
Sample output
Logline: In a flooded future city, a tide-table forecaster discovers the official flood data is being edited, and must decide whether to expose it at the cost of the only home she has.
Premise: Stakes are personal and civic; the fresh angle is that the hero is a clerk, not a hacker.
Act I
1. Mina corrects a routine forecast and finds a mismatch.
2. Her supervisor asks her to let it go.
Act II
...
Planted clue: a stamped form with the wrong district code, paid off in the climax.
Opening scene: Mina checks the gauges at dawn while the harbour bell rings...
Decide next: Is the supervisor an ally or opponent?
An example the author shared. Your result will differ.
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