In the electronic bookstore sales ranking, "Sexual Activity Week" by popular author Michikin Gu Sensei ranked #1 for 24 hours, weekly, and monthly! Finally bringing to life the erotic heroines from the bestselling novel, including the "Abstinence Club," which was supposed to help students control their sexual desires. However, instead of getting used to sexual acts like Mari-ko, the girls fall prey to penises during afterschool activities, indulging in nonstop sex education practice until they can satisfy their lustful urges. It seems that having sex is the ultimate form of abstinence.
