1. Creeping Up On You

When a Mother's Day killing horrifies a town, investigators discover the psychopath has struck before. Realizing that any woman could be his next victim, predicting the killer's next move hinges on understanding what motivates a monster.

2. He Watched Them Burn

As Washington D.C. burns, police realize they are hunting the most prolific serial arsonist in U.S. history, and he has been getting away with it for decades.

4. The Twelve Signs Will Die

A copycat Zodiac killer terrorizes New York City for years while keeping cops at bay. It falls to veteran NYPD detectives to outwit him.

5. The Outdoorsman Killer

Detectives track a predator who uses the great outdoors as both a hunting ground and a hiding place. The killer's knowledge of the wilderness gives him an advantage, forcing investigators to dig deep into his psyche and rely on their training.

6. $3 Million or She Dies

When a beloved grandmother vanishes in the dead of winter in Wisconsin, and a ransom note is sent, a shocked detective discovers that he knows the kidnapper personally and that getting the victim back alive now hinges on his relationship with a maniac.