Quote from : The Demon's Covenant Book

Also," Nick added curtly, "I'm sorry about your face." Jamie looked over his shoulder, and touched the demon's mark crawling along his jaw with the back of his hand. "Sorry about saving all our lives by doing something you had to do?" "Oh no," Nick said blandly, "I just meant, you know. Generally." Jamie stared at him, shocked, and laughed. It was a real laugh, helpless and sweet, and Mae memorized it in case he died. Jamie by the river at dawn, laughing.