A man confronts a married woman with photographic proof of her affair and threatens to expose her unless she obeys, then helps himself to her voluptuous body. This time his target is Nanako Kayama, a married woman with thick, luscious curves. Terrified that her secret will be revealed, she can do nothing but submit to his demands and let him use her. In his eyes, a wife who cheats behind her husband's back has no other choice—this is her punishment.