Castiel goes crazy with power after absorbing the souls of Purgatory, but some of the entities that have been unleashed prove too powerful for him to control, putting the world at risk. Sam is driven...Read more to the brink by a taunting Lucifer who forces him to face traumatizing memories of Hell.
As Castiel becomes convinced that he's God and starts acting accordingly, he attempts to fix what he thinks is wrong with the world, whereupon Sam and Dean, along with Bobby, try to put an end to Castiel's actions, going as far as enlisting the help of Death.
Castiel goes crazy with power after absorbing the souls of Purgatory, but some of the entities that have been unleashed prove too powerful for him to control, putting the world at...Read more risk. Sam is driven to the brink by a taunting Lucifer who forces him to face traumatizing memories of Hell.
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