A spacious room for one person is available for rent. Lisa, a girl with a difficult past, cannot believe her luck when she finds a cozy room in a beautiful house, also at a reasonable price. The owners are a kind and welcoming couple. And everything seems perfect until she finds a suicide note in the bedroom. According to the owners, Lisa is their first tenant, and the note is a mistake or someone's cruel joke. Forced to reveal the secrets of the previous tenant, Lisa encounters incidents that defy explanation. Someone doesn’t want the truth to come out at all. The walls of the room are pressing in, the riddles are becoming more and more confusing, and Lisa no longer understands where is reality and where is crazy fantasy. If this room has already taken one victim, does it need the next one?