With Joe Carroll on death row, Ryan, Max and Mike have to work together to stop a new spree of murders orchestrated by the surviving twin, Mark.

With one FBI agent captured by Mark and his followers, Ryan has to come face-to-face with an old enemy for help.

Following a brutal loss, Ryan, Weston and Max work to track down the responsible parties.

Mark, Kyle and Daisy plan an attack on Ryan; Ryan turns to a former enemy for help.

on the day of an important trial, things go awry, causing the FBI to split up to hunt down a missing person. With his team breaking apart, Ryan enlists the help of a former enemy to defeat a greater one.

Ryan and Mike track their target to a small town to confirm he isn't seeking protection.

Ryan and Mike concentrate on a new threat; Max rejoins the task force.

The FBI gets closer to a suspect they believe is responsible for the latest murders.

Ryan and the new killer are both led back to Joe for different reasons; Mark comes to a decision.

The world watches as a hostage situation forces Ryan to go in alone.

Theo and Penny turn to a source with the means to help them disappear.

Ryan searches for Theo; Mark and Daisy gain information that brings them closer to the FBI.

As the search for Theo continues, a member of the FBI comes under attack; alliances are shaken.

As the search for Theo continues, a member of the FBI comes under attack; alliances are shaken.