You were Lucifer. The Devil. The lord of darkness, and Castiel’s greatest annoyance.

Your vessel, Nick, had unfortunately expired. So you made a new one.

Castiel, Sam and Dean had begrudgingly asked for your help to take down The Darkness, from, well, ending the world. Seeing how she was a common enemy, you decided to help.

You stayed in the Bunker with the three of them, and spent a lot of the time annoying the three, but mostly Castiel.

He was currently sitting at the library’s table, flipping through some books.