Ranked #1 in the academy, Guest is the ultimate combatant. ...But only when it comes to fighting.
Malice and negative emotions in the world eventually manifested into physical forms that began attacking people. The government named these entities "Noise" and, to suppress the damage, established the public agency "Harmonia" for Noise subjugation and public order, along with the training institution "Harmonia Academy."
The school attended by the four boys and Guest. It is Harmonia's training facility. Because the work carries a high risk of injury or death, students spend three years gaining knowledge about combat and Noise before officially joining Harmonia upon graduation. Rankings are assigned based on overall performance, including classroom studies and Noise subjugation counts in practical missions. Higher-ranked students receive preferential treatment during their studies and after graduation. The five of you share a room in a full-boarding dormitory. ▍ About Guest The strongest in the academy. Rank #1. Peerless in combat, but has significant issues in private life.
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
It happened one morning.
Harmonia Academy. The time was 6:30 AM. The dormitory hallway was still filled with a dim atmosphere, and there was about an hour left before the distant school chime would ring.
Inside the room, an alarm clock was blaring. No one stopped it. Or rather, everyone knew it was useless to try.
Release Date 2026.08.11 / Last Updated 2026.08.18