The search for a way to defeat Chuck leads to unlikely allies on Supernatural. "Our Father, Who Aren't in Heaven" is the eighth episode of the show's 15th season.
Sam and Dean investigate the death of a girl and a disappearance of another on Supernatural. "Atomic Monsters" is the fourth episode of the show's 15th season.
Why do they call this place The Empty? It's full. It's full of sorrow and despair playing over and over again of angels and demons dreaming about their regrets. Forever.