Colter heads to Klamath Falls, Ore., to investigate the disappearance of a 14-year-old who is suspected to have been taken by his birth dad.

Colter tracks down a missing young man who has been pulled into a deadly cult and doesn't want to be found.

As Colter helps a young woman locate her free-spirited sister, he digs deeper into how she unearthed a dark secret in this tight-knit town.

Colter races against the clock to find the missing teenage son of Reenie's close friend Erika.

Colter is tasked by a convicted murderer's teenage daughter to track down a missing witness who could prove her dad's innocence.

Colter reluctantly teams up with his nemesis, fellow reward seeker Billie Matalon, to track down a missing racehorse.