Dr. Neil Melendez and Dr. Jared Kalu discover their patient isn’t being completely honest with them which may cost him his chance at a life-saving surgery. Meanwhile, Dr. Claire Browne…

Sam and the Brides arrive at Fort Collins, where Hansen reveals a secret for raising the Dark One.

A grieving and aimless Axel rescues an enigmatic Max, who returns the favor with a job offer.

The angels fight each other in bloody civil war, and Castiel is swept up in the conflict. Meanwhile, Dean realizes that Ezekiel is not who he claims to be and…