ROYD-092-Uncensored-Leaked — My Friend Is A Sex Monster... Kawakami Nanami

My sister is a total slut who sleeps with anyone and everyone. Even after sleeping with nearly 10 people a day, her sexual desire is still not satisfied, and she's a ball of lust saying things like, "I want to have even more wild sex." I can't help but feel like she's heading down a dangerous path if this continues. I was wondering if there was anyone out there with incredible stamina who could satisfy my sister's insatiable sexual appetite, and it turns out there is. There's a sex monster at my school whose sexual desire is so strong that he's considered one step away from becoming a sex offender...