Oki, a divorced man, envies the close relationship between the Mito couple who live next door and thinks, "When I get married, I'll marry a beautiful wife like that..." but in reality, he lives alone and is lonely. He is frustrated in his room, but he can't stand it anymore and heads to a married woman's soapland... And the woman who comes out is none other than Kana, the married woman next door. Oki is excited and makes the confused woman hold his erect penis without asking any questions... Oki uses her secret to make obscene requests of her one after another. And Kana's body obediently follows him and before she knows it, she becomes sensitive...