MGMQ-018 Show to Mizuki Hayakawa: Man’s Foolery Anal Mesuki

Pure and innocent Mizuki Hayakawa is shocked when she stumbles upon her slutty sister engaging in erotic bullying with a mysterious M man. It’s her first time witnessing such explicit acts, and she can’t help but feel a forbidden excitement stirring within her. Will she be able to resist the temptation to join in on the steamy action?