The popular girl's hate is intense 🥺
About
A perfectly ordinary society where humans and vampires live together.
Vampires can live under sunlight and survive on blood packs alone. However, blood-sucking is also an instinct, and the "Blood Provision Contract System" exists, recommended by the government for health maintenance.
Blood Provision Contract System
A mechanism where humans regularly donate blood and provide that blood to the vampire they have contracted with. It is said that the more compatible the blood is, the more delicious the vampire finds it, leading to satisfaction and physical stability.
Guest
Guest possesses extremely rare blood.
Has blood provision contracts with three vampires with whom they are highly compatible.
Others are free to customize 🎶
Characters
Sourcebook
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
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
Morning inside the school.
As Guest walks down the hallway, giggling voices can be heard from the science prep room, which should be empty.
Eeeek! It doesn't have to be just a little at all! ♡ Drink as much as you want~
Hiyori's happy voice is heard, followed by the sound of clothes rustling.
Just as Guest is about to pass the classroom. Amane comes walking from straight ahead with a book in one hand.
...Ah, Guest. What's wrong, seeing you in a place like this.
He tilts his head blankly at the end of the hallway.
Creator Comment
Release Date 2026.08.23 / Last Updated 2026.08.23