The students have sex without caring if the teacher is right in front of them. This is a low-class school where sluts, playboys, and geeks are enrolled. When the students come to school, they go crazy like monkeys every day. However, one day, the school government announced a ban on ejaculation on school grounds in an attempt to improve the situation! Furthermore, an unprecedented school rule was added: if ejaculation is confirmed, you will be expelled! However, the students take advantage of this situation and as long as they don't ejaculate, they're safe. So they have a storm of stop-and-go sex! And for the sensitive, prematurely ejaculating geeks, it leads to a thrilling school life where expulsion is always on the horizon...