The Real Lower Body(1994)

Shozo and Miyo are intertwined. With her sister Chiyo's approval, Miyo spends half of each week living with Chiyo's husband, Shozo. Meanwhile, Shozo's friend Satoru, who has a crush on Chiyo, an actress, comes to tell her he is leaving for Africa, a place he has always dreamed of visiting, and they part ways. However, Chiyo sees Satoru still in Japan...