SSIS-471 Three days without my parents when my rebellious tsundere sister was squid by her brothers unfaithful cock that she hates. - Riko Kasumi

Riko ★ Schoolgirl, brother-in-law ★ Sober neat man… Sudden turn due to remarriage of each others parents Two people who decided to live in the same house under one roof. - Riko, a dull brother who suddenly decided to live with her, is a kid. - For three days in the absence of her parents on a couples trip, Riko is forced to SEX by being voyeurized by her hidden electric massage machine and masturbation in her room. - However, there was a surprising match between the two ... Riko and his brothers sex compatibility was really the best. - Tsundere sister in the rebellious period is squid by her brother-in-law who hates it!