A serial killer follows the same route as a tent show revival, so Ray goes undercover as a preacher to find out who is responsible.

Ray faces a different kind of opponent when a virus outbreak threatens to wipe out California... and an infected man turns up on his doorstep.

A mental patient recruits Ray to help her find out why other patients are vanishing from a psych hospital, and Ray soon discovers that she's telling the truth.

Someone is turning college psych students into sociopath assassins. Ray goes undercover to find out who, and runs into the man who "created" him.

Stingray is hired by a police captain who claims he was framed for his wife's murder, even though another officer's polygraph testimony refutes his alibi.

A woman hires Stingray to find her husband, a deep-sea diver for an oceanic-research facility that has no records indicating he ever worked there.

Stingray poses as a surgeon to investigate a hospital's abnormally high mortality rate, and why the deceased don't appear on admission records.

The search for a missing fieldworker turns up a marijuana farm and proprietors who make sure the enslaved laborers don't tell tales after the harvest.

Ray is hired by a deputy DA to determine what happened to her boss, who has been mentally regressed to the age of 6. The trail leads Ray to a Mexican crime lord trying to control organized crime in L.A.