Detective Kodin and his partner Amy are on a new case which involves a neighbor of Kodin. The wounds reveal a knife was used. They also know that the killer attacks only at night.
Climax
The cameras catch a sleep walking Kodin stabbing one of his friendly neighbors.
Falling Action
Kodin looks over the camera footage first and is in shock but decides to keep it from Amy. He tells Amy that the camera battery died while it was recording and she gets upset with him.
Resolution
After seeing the footage of Kodin killing someone in his sleep, she decides to put an end to this all.
Amy is on the loose sleep walking and killing a little girl.