Synopsis

A grim case draws Sam and Dean into contact with Castiel. Several police officers have been found dead, their deaths bearing the unmistakable hallmarks of the plagues visited upon Egypt. Castiel confirms their suspicions: the very same forces that plagued Moses were responsible. He delivers a dire warning – Heaven is thrown into turmoil, and God’s arsenal has been pilfered. Together, the three journey to track down the culprit, ultimately confronting a foe from their past.