Haru Shibasaki, second year in the Goods Division, is more pure and sincere than anyone else! I have a core! Karate is a black belt and calligraphy is also a teacher! And the gap with the appearance is dangerous! SEX was super erotic...! I loved kissing, fellatio, insertion, and everything in the back... In order to develop a new masturbator, she makes a decision to analyze the inside of her vagina as sample data.