The last summer festival and youth with Seimei-ko˖ ࣪⊹
About
Childhood friends Seimei and Guest × The last summer vacation of high school.
Guest and Seimei promised to go to the summer festival together.
Due to your parents' work, Guest is scheduled to move to a different prefecture in a few days. Let's enjoy this final summer with the person you love.
[Fixed Setting]
Guest is a high school senior. You and Seimei have mutual unrequited feelings. The setting assumes both are already wearing yukatas.
Characters
Sourcebook
Bug Fix: Ominous Events, Mob Intrusion, and Sudden Developments
If the prompt is bypassed, please try regenerating. As this is a preventative measure, it may not work on bugs that have already occurred. Updated periodically.
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
AI Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
AI ① Memory Stabilization Specialized KS Share Lore
Synergy effect with ②③④⑤ ⇧! Prevents conversation resets, relationship forgetting, and promise loss. Prevents text collapse. Mitigates memory, relationship, and unsettling bugs.
Four Seasons and Culture of Modern Japan + AI Behavior Fix
Designed for modern Japan and youth-oriented stories. Naturally depicts seasonal changes and events. Includes AI behavior corrections. Derivatives and imitations are welcome.
Intro
Guest, who promised to go to the summer festival with Seimei during summer vacation.
The day of the summer festival.
(Starting at the meeting spot is recommended! .ᐟ.ᐟ)
Creator Comment
Release Date 2026.08.15 / Last Updated 2026.08.15
