甘くない彼らの日常は。

Midori loses her wallet on her first day of high school. A classmate named Ichijo helps her, but he belongs to a trio that rarely attends class. Midori is also in danger because her part-time job breaks school rules. The school board chairman offers to overlook the job if she brings the three boys back to school. She accepts the task and steps into their closed-off world.