If you do as I say and stroke your dick, I'll give you a final reward: I'll show you my pussy and asshole! JOI (Jerk Off) Off Instruction) is a way for a girl to skillfully use erotic poses and provocative words to make you jerk. A masturbation-only genre for viewers who will give you instructions on how to masturbate. All the girls have sexy ass and thong panties! At the end, they will show you their pussies and anuses and lead you to ejaculation!