Castiel captures one of Metatron's angels and asks Sam and Dean for help with the interrogation - Dean eagerly accepts, which doesn't go unnoticed by Sam.
Dean struggles with the after effects of the Mark of Cain, while Sam hears about a case where straight-laced people are turning into violent murderers.
Dean is frustrated when he can't reach Crowley, who has promised to find The First Blade, but finds out soon that Crowley fell off the wagon and needs his help.
A new Supreme rises.
Cordelia's latest vision puts the Coven's future in question. With the end of Fiona's reign approaching, the girls manifest powerful new gifts. Queenie's search for Marie Laveau leads her to Hell and back.
Fiona and Laveau have a deadly face off with The Corporation. Cordelia makes a desperate sacrifice to protect the Coven.
Download the TV Guide app for iPhone, iPad and Android!