An ordinary girl moves into the apartment owned by a rich family, each of whom has serious psychological problems and obsessions. Will they be able to heal each other?

Looking like a young, handsome and charismatic businessman from the outside, Han is filled with his family's painful memories and tragedy inside. After returning from the U.S., he devotes his life to his sisters and his dad. His sisters suffer from physiological problems, as a tragic consequence of their childhood traumas and family history.