After enduring relentless bullying, what awaits is an explosive desire for murder or a maddened love? Rinko, who starts living with Kuroko, transfers to the private Marimo Academy's elementary department, where Hanako attends. From the very first day, as she begins to get accustomed to the school, the high school building suddenly explodes. Kuroko, who comes after the school's report, informs all the students that 'this is an incident, and we have received threats from the perpetrator.' Soon after, a third-year high school student named Suo Minako comes to confess to Kuroko, and captivated by her talent for bomb-making, Kuroko confronts the motivation behind her actions, which stem from 'relentless bullying.' Just when it seems like the incident has been somewhat resolved, another explosion occurs... - Main Characters - Koumorikuroko: The protagonist with dirty-looking eyes and long black hair, who is extremely tall and slender except for a few parts, has a preference for large breasts and is currently working as a public executioner. Tozakura Hinako: A girl with large breasts who seems to be missing a few screws. Usually very sluggish, but becomes incredibly agile when riding something. Currently, she is active as a monitor for the public executioner.