[Usashiro Mani] Big-Brother Love? (Punitto Complex) {Mistvern}

Young Ookura Chiika introduces herself and reveals a new, steamy hobby she can't wait to share with her older brother, setting the tone for a taboo family romp. From bath-time teasing to forbidden study sessions and a frisky threesome with her brother's bespectacled friend, the mischievous schoolgirl proves she has her sights set on more than just her sibling's "big-brother love."