Kiyotaka Ayanokoji has recently enrolled at Tokyo Koudo Ikusei Senior High School, where 100% of the students go to university or find work. However, she ends up in class 1-D, which is populated by all of the school’s problem students.
Additionally, the school awards students points worth 100,000 yen each month, and classes follow a laissez-faire approach in which talking, sleeping, and even sabotage during class are tolerated.
A month later, Ayanokoji, Horikita and the students of class D discover the truth about the structure of their school…