Streak is a troubled young woman, she decided to change her life in an attempt to keep custody of her daughter. Start working as a night watchman in a luxury apartment building next to Cooper. Every two hours, the Streak will patrol the house while Cooper remains in the monitoring room. On the first evening, the building Streak discovers that there is a mysterious room, locked away. Shortly makes another discovery: a strange presence he feels that closely follows and is convinced that it is the fruit of his imagination. Streak will get a difficult mission, will have to face the demons real and imaginary and retain mental health.