"There was a monster inside of him."

E1

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.

Episode 2

E2

Episode 3

E3

Episode 4

E4

Episode 5

E5

Episode 6

E6

Episode 7

E7

Episode 8

E8

Episode 9

E9

Episode 10

E10