[忄生学practice class 01] Teacher Zhibai teaches on the spot! 10 things you must do if you want to orgasm! ｜Poke with OO until the milk seeps out? @lierbaby

The practical class of sexology has started~ All straight men and straight women~ Are you not confident in your love skills?
Learn the most real bad and bad knowledge through the classroom of practical class! In addition to the popular science of correct knowledge
The direct teacher will also personally participate in the teaching content on the spot~ Do you want to continue to climax on the bad road~~
Hello, classmates~~~~