Takasumi Kazushi has always been single and closeted at his job at a boys' bar. He is prone to falling in love quickly and views those around him as potential romantic interests. Recently, he has grown close to his neighbor, Isaki Sou, a university student. Sou's charming personality and apology meals have captured Kazushi's heart. When Sou learns of Kazushi's love fears, he invites him to the massage salon where he works and offers to train him to build up his resistance.