對唔到早洩抖M老公滿足嘅人妻・唯,同埋對絕倫遲洩老公嘅死纏爛打SEX感到厭煩嘅人妻・乃乃。喺某啲公屋入面,住喺隔壁嘅兩對夫婦都各自有SEX嘅煩惱。喺某一日…從報紙推銷嘅男人度攞到高級酒店嘅免費住宿券,唯同乃乃就諗住一個計劃。就係用用門相連嘅兩個房間<Connecting Room>嚟搞夫婦交換。然後喺迎嚟嗰一日,兩對夫婦嘅NTR之門就連埋一齊…