The finale brings all five adult sisters together for a huge taboo family-role-play orgy. Their father Daikichi declares that life is meant to be enjoyed, strips naked, and launches an eight-person free-for-all with his five adult daughters and two adult sons-in-law. The women sit on his face, suck his cock in pairs, trade partners, and squirt in rapid succession. Each sister takes a turn being fucked by him, while Moe Osawa, Tsukasa Kawai and Yuno Hoshi receive consecutive condomless creampies in the climactic finish.