「妻たちの午後は」より　官能の檻 (1976)

Time passes quietly without incident. Shizue lives peacefully as a wife. Masako, who is Shizue's friend and lives in Nagoya, uses Shizue as an alibi and comes to Tokyo several times a month to have an affair. When Shizue learns that Masako's cheating partner is Akira, a star athlete back in high school, a faint feeling of jealousy runs through her...