FSDSS-769 | “If it’s just titty fuck, it’s not cheating, right? ”Rin Yamitsu is tortured with the most pleasant titty fuck by her sister while she is prohibited from masturbation, and is in an endless loop of ejaculation management for 7 days.

My girlfriend, who I live with, is wearing a chastity belt because she suspects me of cheating on her. One day, my girlfriend's older sister Rin comes to live with us for a week because she can't sleep due to construction noise... I happened to see Rin after taking a bath and I couldn't help but get an erection! Her chastity belt was discovered by her older sister Rin. Just for fun, I played with her chastity belt... That's how the little devil sister Rin's one week of titty fuck ejaculation management begins! "Please lend me your breasts, sister. I can't hold back anymore!"