A serial killer is on the prowl. The victims are young women. The investigation is taken over by another inspector who finds mistakes in the files.

A patient is murdered at a psychiatric hospital. Everything indicates that the murderer is another resident of the institution with a dark past.

It looks like there's a serial killer in town. A profiler cooperating with the department joins the search. He seems to have something to hide.

A woman dies under strange circumstances. The victim's husband admits to the murder at the scene. However, an autopsy reveals a surprise.