Killer Instinct with Chris Hansen

- Season 1

(2015)

As women go missing and neighbors complain of a bad smell, a Cleveland community becomes the stalking ground of one of America's most brutal serial killers.

The murder shocked the nation. When two grandparents try to break up their granddaughter's lesbian relationship, the teenage lovers stab them to death. The girls flee to a small Georgia beach town, but it's not long before the police track them down.

When 23-year old pregnant mother of two, Deanna Ballman, is found dead in her abandoned car, police investigation slowly homes in a prominent member of the local community.

The mysterious disappearance of a mother and her three daughters leads detectives to a cool-blooded killer with serious issues.

When an elderly Vietnam veteran is found murdered in his Seattle retirement community, detectives expose a crime ring led by a gypsy con-woman and killer.

When police turn up a headless corpse, a teenage killer turns against his friend and sends him to trial for first-degree murder.

A convicted killer reveals his reasons for kidnapping an elderly woman, parading her around as a "prize" and tossing her into a river to die.

Police can't make sense of a woman's murder until Sheila Davalloo stabs her husband, exposing the roots of a twisted love triangle.

A longtime friendship show signs of a serious cracks when a man's wife and young son suffer a tragic fall off a 200-foot cliff.

When police arrive at Matthew Hoffman's home, they find mysterious piles of dead leaves -- and a kidnapped girl who's still alive in the basement.