The BAU team closes in on the serial killer as he continues his murder spree throughout Los Angeles - with Detective Spicer's kidnapped daughter as his hostage - in the conclusion of last season's cliffhanger.
Sisters of Mercy — Leonard Cohen
0:40 Prince of Darkness is sitting in the car with Ellie. He flashes back on his horrible childhood right before Garcia reveals to the team what he did to his mother when he was 13.