Lucifer.

Something dark and alive flashes across his face at the mention of that name, how she describes him monument to the fact that neither of them could be mistaking his brother for someone else or vice versa. His current vessel, the way that it is, could not be described any other way. Melting from the sheer power it's trying to contain.

"I know him." More than he should. More than he wants to. "I'm sorry he did this to you."