"You have my word. As a dark wizard and a Slytherin," he says with a smirk, knowing how that sounds and amused with himself as he moves to grab a rug off the foot of the bed to wrap himself in while he's sitting in the chair.

"Put up your wards. If it happens, I'm here with you when it comes. And you don't owe me thanks, Potter. It's what mates do for one another," he points out, settling into the chair. "Sleep and then we'll explain everything to Granger when she gets home."