A cynical and pessimistic individualistic office worker, Ho-yun, is asked by his mother to take in Jo-ho, a boy who just turned twenty and is now a college student, to live in his officetel. “I can’t believe I’m going to live with you, Hyung!” Jo-ho, who has had a one-sided crush on Ho-yun, is thrilled to live with him, using university as an excuse. However, for Ho-yun, who finds it difficult to live with others, it becomes an uncomfortable living arrangement. This is a story of an awkward cohabitation romance!