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Documentation Index

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Write one line. Generate one shot. Animate that shot into an 8-second video. This guide walks the shortest path through LTB and ends with a public share link. Defaults are enough — no configuration needed.

What LTB produces

LTB treats each line of your screenplay as a beat — one unit of staging. Each beat gets one shot image. Each chosen shot becomes the first frame of a video clip.
Line → Beat → Shot → Video
The first frame controls tone, composition, and identity. Spend more effort on the shot than on the prompt — animation amplifies whatever the frame already shows.

Before you start

You need three things ready. None of them require setup beyond signup.
  • A verified account with dashboard access
  • A free plan with 30 tokens/month — roughly one 1080p 8s video
  • Chrome, Edge, Safari, or Firefox on a current version
Total time runs about 10 minutes. Hands-on work is around 4 minutes; the rest is model wait time.

Six steps

1

Create a project

Click New project on the dashboard. Name it anything — you can rename it later.
New project modal
Project deletion is permanent. LTB has no trash or restore — once you confirm, the project and every shot inside it are gone.
2

Write your first line

One line is enough to start.
A woman stands on the pier at sunset.
LTB reads this as one beat. One beat produces one shot. Add more lines later — each line becomes its own beat. Block syntax and @ mentions are covered in Scenario.
First line in the scenario editor
3

Register the people and places you want to keep consistent

Type @ inside a line to register or recall a Character or Subject. Press / and pick Background to define a place.Skipping this step is fine for a single shot. Across multiple shots, the same face will drift unless you register the character first.
Subject registration via @ mention
Full reference: Assets.
4

Generate shots for each beat

Select a beat. The generation panel opens at the bottom. Click Create to produce up to 9 candidate shots in one batch.
Create scene panel
Candidates land in the beat gallery. Press on a shot to promote it to the shot gallery. Press to archive it.
Beat gallery grid
Promoted shots feed the video stage as first frames. Refine a promoted shot with Edit, Upscale, or Cinematic Shots before moving on.
Refine the first frame before animating. A weak frame yields a weak video, and video generation costs more tokens than a re-edit.
5

Animate the shot

Open the video panel from a promoted shot. Kling 3.0 Pro runs by default. Generation typically takes 1–3 minutes.The model takes the promoted shot as its first frame and fills in motion. Composition, lighting, and character identity carry over directly from the still.
Model comparisons live at Video models.
6

Share

Click Share on the finished clip. LTB returns a public URL and an embed snippet. Recipients view without signing in.
Share modal
Share links stay live until you unpublish. There is no automatic expiry. To revoke, open the share modal again and toggle off.

Where to go next

You finished the shortest path. Extend the work along any of these branches.

Plan with Summary

Define period, logline, and three acts before writing scenes.

Master Scenario

Learn the four block types, beats, and scene division.

Refine in Image mode

Use Create, Cinematic Shots, Edit, and Upscale.

Compare video models

Twelve models, side by side, with pricing.

Common snags

Three issues come up most often on the first run. The Create button is gray. The line is empty or unsaved. Type one character and the autosave activates the button. The same character looks different across shots. Register the person as a Character asset, then reference them with @name in every line. Identity holds from the next generation onward. Video generation hangs past 3 minutes. Open the bell icon in the header. A failed entry means the upstream model dropped — retry from the same shot. Failed runs refund tokens automatically.

When you are stuck

Email contact@lettherebe.app with your project URL. We reply within 24 hours.