엑스트라 크레디트 1

Miyuki is a very normal teacher. Yet at college she has problems with some of her students who constantly keep bullying her. Keiko promises to help and suggests a meeting together with the students in question. When Miyuki arrives at Keiko's place, she begins to quickly understand why Miyuki gets along so well with the students... Here they receive sex lessons. Soon Miyuki is also caught up and begins to sink into a world of lust.