Haruka takami : 광기에 휩싸인 미녀, 번식 훈련 - 2부

A social networking account passed around from a friend. I was curious, so I accessed the account and found that it said, "Sexual development. To a place you don't know yet..." I read the suspicious text and the contact information. She listened to her friend's talk about sex, half in doubt and with a bit of envy, but she couldn't help but contact him...