Explore intriguing murder mysteries through in-depth interviews with those closest to the case and examine the forensic evidence that helped unravel the mystery.
Nine days after 11-year-old Mary Stiles goes missing while trick-or-treating, a letter arrives at the police station leading investigators to Stiles' body; then, investigators must decipher a series of riddles before the killer strikes again.
S8E807 42 min
