Entry — Life Safety AI Short-form Contest, 4.16 Life Safety Biennale
See You Later
An ordinary walk to school and a morning goodbye: keeping everyday life safe is a promise we all share.
People and scenes are AI-generated.
Scenes

Scene 1 · The walk to schoolStudents walking together down a street of cherry blossoms. It begins with an ordinary day. 
Scene 2 · The doorwayA mother fixes the backpack strap; the child waves and heads out. 
Scene 3 · Yellow ribbonsNo people, only yellow ribbons on a seaside railing. 
Scene 4 · Joined handsHands from different generations come together.
Pipeline
- PlanEveryday → promise → memory → pledge: four scenes and subtitles
- GenerateSeedance 2.5 · 5 s per scene · 9:16 · 1080p · sound off
- SelectPicked takes by mood, people and hands
- Join0.5 s crossfades, fade in and out
- SubtitlesNoto Sans CJK Bold; over the sky in the ribbon scene
- Exportffmpeg · 1080×1920 MP4 · silent
Prompts
Scene 2 — goodbye at the doorText → video
Inside a cozy Korean apartment entrance in the morning, a mother gently fixes her teenage child's backpack strap, the child in a school uniform smiles, waves goodbye and steps out the door, warm soft indoor light, close and tender moment, soft realistic cinematic styleScene 3 — yellow ribbonsText → video
Many yellow ribbons tied along a seaside railing, gently moving in the wind, calm sea in the background at golden sunset, no people, slow smooth camera movement along the ribbons, quiet and respectful atmosphere, soft realistic cinematic styleScene 4 — joined handsText → video
Close-up of many hands of different ages, a child, a teenager, adults and an elderly person, gently joining together in a circle, small yellow ribbon pins on their sleeves, warm golden daylight, slow camera pulling back, hopeful and warm mood, soft realistic cinematic styleEdit
- Four 5-second shots joined with 0.5 s fades
- Subtitles kept clear of faces; over the sky in the ribbon scene
- Silent, 18 seconds
What I left out
- No accident, ship or underwater scenes in any prompt
- Showing the everyday worth protecting, not re-creating the tragedy