Colter investigates the disappearance of two amateur storm chasers that the local police have written off as an accidental drowning; Colter's expert tracking skills lead him to uncover the seedy underbelly of a small town resort.

Colter is forced to team up with his estranged brother, who enlists his help to track down a former army buddy who's gone missing after several weeks of paranoid behavior.

When a grad student goes missing after a house party, his friends and family believe he buckled under the pressure of his research grant; Colter uncovers a dangerous -- and deadly -- conspiracy.

Colter journeys into the wilderness of Idaho to track down the owner of an aerial outfitting company's missing adult children, and friends of Reenie's father, who were last seen in a plane that took off during bad weather.

When a widower offers a reward to find his only daughter who disappeared three years ago and is presumed dead, Colter agrees to help track her down.

Colter tracks down a dockworker who went missing two weeks before his wedding.

Colter, Bobby and Reenie race against time to track down a talented MMA fighter who disappeared while trying to solve her family's trouble with their visas.

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

The odds are stacked against Colter as he is tasked by a convicted murderer's teenage daughter to track down a missing witness who could prove her dad's innocence.

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

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

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

Colter's handlers, Velma and Teddi Bruin, send him to Klamath Falls, Ore., to investigate the disappearance of 14-year-old Gil Brown who is suspected to have been taken by his birth dad with a criminal background. While pursuing a lead at a local burger joint based on intel from tech genius Bobby Exley, Colter finds himself in some trouble of his own requiring help from legal mind Reenie Greene.