Yuna has been married to her husband, who works at the same company, for 10 years. Her husband had been having an affair with a subordinate at her company, and the relationship between the couple had deteriorated. One day, Yuna's former colleague Oshima appears in front of Yuna, who can only console her womanly body. The two, who were like friends, shared old stories, sympathized with each other's circumstances, and pressed their lips and skin together as if to compensate for their loneliness. And then, in a room with a broken air conditioner, they drown in obscene sixty-nine copulation, with only the sounds of sweat and sipping on each other...
