[ He could show some concern here, but he doesn't. Maybe later, once he's savored this unexpected gift of hers but right now the demon won't even allow him to think about it. Instead he takes the glass, eager to drink it while it's still close to warm, fingers damn near trembling as he fills his nose with the scent of sweet, fresh blood.
He drinks it in long, slow draws. Pacing himself is impossible but he can at least enjoy it for as long as it lasts, tongue darting out to lick at his lips. Not a drop missed. ]