My Home Is Always With You {10}

After Dean died, the Mark awakened him and now he's a demon. No humanity Liz gets her revenge on someone from her past. Dean then gets cured, and Liz is back to her normal self, thanks to Henry and Crowley. Dean struggles with the Mark of Cain and Liz recruits Castiel to help her get the Mark of Cain off of Dean and she doesn't tell Sam. Liz finally gets to meet her birth mother and she's not how Liz pictured her. Liz asks her mother to help her remove the Mark of Cain off her boyfriend's arm and she makes a deal with her mother. There is a great loss and Dean blames Liz for it. Liz will stop at nothing to get that Mark of Dean's arm, even if it it kills her.