"It isn't a sin to exist," Poison tells him firmly. She shakes her head and glances up at him, taking in his appearance and quietly noting that it doesn't frighten her. He isn't like Lamprey, whose wickedness oozed out of his pores regardless of what the kelpie had done to him. Carlisle could easily be frightening, but he doesn't scare her.

"And you don't sound like a monster." A monster, in Poison's mind, would not regret being one. "... Carlisle, what's happening to you?"