A man secretly falls in love at first sight with Kyoko, a housewife. - Stalking behavior escalates by rummaging through household trash. - One day, a man pretends to be a gas dealer and sets up a wiretapping device. - The man's lust reaches its peak as he eavesdrops on their marital life and goes crazy with jealousy, and Kyoko ends up being f** into a relationship with him. - Unable to resist, she falls into the role of a man's sex toy...