A man is reported missing by his girlfriend when she doesn't hear from him upon his return from a volunteer stint in South America, and Nicole and Jess believe he's trying to hide something.
The agents search a trashed hotel room for clues after a young woman disappears while on her spring-break vacation. During the course of their investigation, Nicole and Jess begin to wonder if the girl purposely went missing.
A groom-to-be disappears just weeks before his march down the aisle, and the team conducts its search for him under the assumption that he's experiencing a bad case of pre-wedding jitters.
When a prominent businessman is kidnapped and two different ransom notes are discovered, the team has to figure out if the kidnappers are working together or if one is a copycat looking for some fast cash.
Songs: David Hopkins -- Things Change
After a female agent with the Department of Justice goes missing while working deep undercover, Jess and Colin team up to find her and end up getting drawn into the world of aerospace.
A female serial killer goes missing after being released from prison. The team struggles to determine if a victim's family member has something to do with the disappearance, or if the former inmate is only trying to create a new life for herself. Meanwhile, a stalker pursues Antonio.