Free tool

AI Series Writer: from one idea to a short video series

Describe your story in a few lines. The series writer designs characters with fixed looks, writes gripping episodes with a hook and a cliffhanger, and gives you a separate video prompt for every clip (for Veo, Kling, Sora and Hailuo) plus the voice-over; then you stitch the clips together with a ready timeline and subtitles.

Or try one:

Each user can create one free series.

From idea to Reels in four steps

  1. Write the idea. Who, where, what they want and what stops them. The writer completes the rest: characters, story world and episode plan.
  2. Create character reference images. Give each character’s “reference image” prompt to Gemini (Nano Banana) or ChatGPT; these images keep faces consistent across clips.
  3. Generate the clips. Paste each clip prompt into Veo, Kling, Sora or Hailuo; if the tool supports image-to-video, upload the reference image too.
  4. Stitch and publish. Use the timeline and SRT subtitles to assemble the clips in CapCut, add the voice-over and publish each episode separately.

Tips for a series people binge

  • The first second is everything: start each episode in the middle of the action, not with an introduction.
  • Publish on a fixed rhythm (e.g. one episode a night) and write “next part tomorrow” in the caption.
  • If one clip comes out badly, regenerate just that clip or tweak a word of the action — don’t redo the whole episode.
  • Make one consistent cover with the series name and episode number so your profile looks like a collection.

Ready image prompts with examples (for covers and reference images)

Frequently asked questions

What does the series writer produce?

A series bible (title, logline, visual style, characters with fixed looks and an episode list) and, for every episode, clip by clip: a ready-to-copy English video prompt, camera direction, voice-over or dialogue and sound. Plus an editing timeline, SRT subtitles, a reference-image prompt for each character and a cover prompt.

Which video tools can I use the prompts with?

They are written for Google Veo, Kling, Sora, Hailuo (MiniMax) and Runway. Pick the clip length your tool supports: Veo usually 8 seconds, Kling and Runway 5 or 10 seconds, Hailuo about 6 seconds.

How do I keep characters consistent across clips?

Each character’s fixed look is automatically repeated in every clip prompt. Even better: first create a reference image with the “character reference image prompt” in Gemini (Nano Banana), then generate the clips in image-to-video mode from that image.

Is it free? Where is my story stored?

Yes, it is free and needs no sign-up; each user can create one free series (episodes of that series have a light daily limit). Contact the di9 team for more. Your project is saved only in this browser — we don’t keep your story. Use the texts however you like, including commercially.

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