In Apex, North Carolina, an all-American teenager is convinced an unseen criminal wants him dead. His friends help him lay low at an abandoned property, but when the boy winds up dead, each one of those friends becomes a suspect in his murder.

In Hollywood, Florida, the body of a young man is found at the edge of the Everglades. Homicide investigators wade into a sordid tale of bullying, revenge and secret relationships in a murder case where no one -- not even the victim -- is who they seem.

In Las Vegas, five teenagers work out constantly to reach their peak physiques, but when the crew's strongest member is found dead and buried in the desert, his best friends become suspects in the murder.

In Manor, Pennsylvania, a fun-loving 25-year-old is gunned down on the railroad tracks. What first looks like a botched robbery is quickly reclassified as a brutal assassination, casting the victim's best friends as prime suspects.

In Philadelphia, a popular teenager's body is discovered along an abandoned trail. Interviews with the victim's friends reveal a dark side to his closest relationships, and a tale of jealousy, resentment and an unlikely murder mastermind emerges.

In Bellevue, Nebraska, a group of teens ventures into the adult world of "partner swapping," only to find they are flirting with disaster when one of them ends up dead in a drainage ditch.

In Bellevue, Washington, a teenager is found slain in a local park. As those closest to the victim lead investigators down the rabbit hole, a conspiracy is slowly unearthed, revealing that this victim isn't the only one with a target on her back.

When the battered corpse of a young woman turns up on the outskirts of Fallbrook, California, detectives unravel a secret world where dominance, sadomasochism, and manipulation reign.

The body of a 19-year-old man turns up in Spearfish, South Dakota, and the police launch a nationwide search for suspects. When an informant comes forward with clues, detectives realize the murder may be part of a sexual domination plot.

In Parker, Florida, a teenager is found dead days after reconnecting with his birth mother. The young man's mysterious girlfriend leads investigators into a world of occultism and revenge that exposes the secret lives of this victim's friends.