
About this season
This harrowing half-hour archive series revisits some of the most brutal killers in modern history, reviewing news footage and the words of the killers themselves to see which terrifying traits each killer exhibited. What are the signs...of evil?
Episodes (6)

1. I Didn't Do Anything
Aired 30 May 2021 • 23 min
An arrogant woman believes she's committed the perfect crime. She is wrong.

2. Fantasy Over Family
7.0Aired 30 May 2021 • 23 min
An obsession with a web-cam model leads to the annihilation of a family.

3. Guess I've Got No Conscience
7.0Aired 6 June 2021 • 23 min
A prolific serial killer brags on tape about strangling eight young women.

4. Diary of a Psychopath
7.0Aired 13 June 2021 • 23 min
A college student disappears at the start of his freshman year without a trace, leaving his family and his girlfriend reeling; when authorities look to his best friend for answers, they uncover a love triangle gone wrong.
5. I Have a Surprise for You
7.0Aired 13 June 2021 • 23 min
After coming home to find her parents on the floor bleeding, a woman's younger brother claims their father shot their mother before turning the gun on himself.

6. Only if There's Something in it for Me
7.0Aired 20 June 2021 • 23 min
While being questioned in the abduction of an Anchorage barista, a young local businessman starts negotiating with investigators to reveal details of a depraved secret life as one of America's most meticulous and psychopathic serial killers.