Kelly Spence, an at-risk teen and tagger, is four stories up at 3:00 one morning when she looks down and witnesses the brutal murder of a woman in the parking lot below. Unluckily the killer spies her but Kelly escapes. Desperate to stay anonymous, she seeks help from someone on the street she trusts, but soon she finds his mutilated body and becomes even more afraid. Cal is drawn into the case by his volatile Cuban friend and landlord who is devastated by the murder: the dead woman had just become his fiancée. Her ex is the obvious suspect, but Cal's instincts lead him in a different direction where he will run into Kelly. Can he get her to talk, or will the killer find her first?