Ryan, Parker and Weston prepare to storm the follower's mansion, but Joe already has an escape plan in action. Meanwhile, disguised followers create a diversion at the town evacuation center, which causes panic among the residents and leads to a dangerous kidnapping of one FBI official.

In the explosive Season One finale, Ryan races to stop Joe Carroll before his endgame reaches a deadly conclusion. Meanwhile, Joe leads Claire to a special location and the ultimate showdown between good and evil takes place.