
Sisters Secret Housemate deals with complicated relationships and sensitive situations in personal lives. Mijin and Misu, two girls from the countryside, move to Seoul to become independent for work. Mijin, who already has a boyfriend, begins to meet the owner of the building where she lives when she arrives in Seoul. However, Misu has long liked Ji-hwan, Mijin’s ex-boyfriend, and sees this as an opportunity to seduce Ji-hwan and make him date her. Both sisters live with their ex-boyfriends, and their secret life together begins…