ROYD-092 Even the ultimate sex maniac sister convulses from constant orgasms! My friend is a sex monster… Kawakami Nanami

My sister is an insatiable slut who will have sex with anyone, sleeping with nearly 10 people a day and still not satisfied, saying things like 'I want to do even crazier sex.' I can't help but feel she's heading in a dangerous direction. As I was thinking about someone who could satisfy her sexual desires, I found one. There is one person at my school who is said to be on the verge of becoming a sex offender due to his overwhelming libido...