Kyung-min lives alone in a one-room apartment. One day, she finds traces of a stranger breaking into her room and soon a mysterious murder case begins to unravel.
as Jo Kyeong-min
as Oh Hyo-joo
as Detective Lee
as Kim Gi-jeong
as Han Dong-hoon
as Kim Sung Ho
as Kang Seung Hye
as Assistant Manager Park
as Deputy Head of Department
as Detective
as Real Estate Agent
as Police
as Employee
as Manager
as "aunt"
as Detective squad chief
as Woman at the gym
as Security agent
as Police officer