Welcome to the first grade (12) class of "Sunshine Middle School" in K City, Province H, in the year 2222! This is a happy paradise without worries, but it has also become the most troublesome class for teachers and parents. Aiyama - the number one "scumbag" in the "Sunshine Middle School" is famous. She has never reviewed since she started in junior high school, but she can easily get the first place in the college entrance examination. He He, a college bully who has just been transferred to Class (12), is the "three best students" of the teachers in the class. They all have a similar characteristic - rot! As the saying goes, "If you don't fight, you don't get to know each other." Not only did He He, who had just transferred to this class, but after experiencing a series of things, he and Aiyama got together, chatting, chatting... And seemed to have become a "small group" in this class. Ma Di and Wo Cao also gradually integrated in. The silly daily life of the four children has begun...
Intention: Happiness