Sawada, a new male employee, is clumsy and makes a lot of mistakes, which is frustrating for Fujii, who is good at his job. Fujii, who seems perfect, has a side to him that goes out drinking alone… Today, when he comes home after drinking and getting drunk, he realizes that he left his house key at the office. Just when he is at a loss, Sawada, who lives in the same apartment building, ends up helping him out for the night…!?