Season 4 Episodes
10 episodes
1
"There was a monster inside of him."
A friend, a final phone call, and a social media chat log point to a stalker and serial killer who might never have been caught.
2
Episode 2
3
Episode 3
4
Episode 4
5
Episode 5
6
Episode 6
7
Episode 7
8
Episode 8
9
Episode 9
10
Episode 10