Mina Kitano, a married woman living in a company dormitory, hasn't had sex with her older husband in a while! On the other hand, the couple next door, who are her husband's subordinates, are having sex every day! In this company dormitory with thin walls, the sounds of sex and moans from the next room are clearly audible! Mina, who is frustrated, finally reaches a breaking point! She barges into the next room, seduces her husband's subordinate, and moans ostentatiously! Sometimes she even brings him into her room and cums like crazy, enjoying making her husband's wife hear the man's moans...! A new form of ntr woven by thin walls.