Des:Haru Shibasaki, a second year student in the goods division, is more pure and sincere than anyone else! There is a core! He is also a black belt in karate and a calligraphy instructor! And the gap with the appearance is dangerous! SEX was super erotic...! I loved everything about the kiss, the blowjob, the penetration, and the inside... In order to develop her new masturbator product, she makes a decision to analyze her vagina as sample data...