Alone(2002)

Tormented by a parental slaying, Alex has become a psychotic who strikes when love is not in bloom. While stalking a new mate, a body count begins to emerge and Detective Hannah (John Shrapnel) is called in to follow the trail of victims in hopes it will lead to the whereabouts of the killer. This creepy look into the mind of a serial killer and those who track them pulls no punches in its depiction of brutal pathology in the cases of both adversaries.