"I don't eat a great deal." Not since he changed, anyway - and not of the kind of food he particularly wants to bring up to Harry just now. "I wouldn't say no to cleaning - I've done my best, but it really isn't as easy as Kreacher made it look - or to news from home. But... Well, you may as well consider it a favour." He clears his throat, lowering his voice unconsciously. "If what Draco told me is true, I think I owe you at least that much."

He appears to consider something for a moment, then nods, and smiles - taut again, and controlled, but a smile nonetheless. "Besides, as you said, we're family. Though I'm sure hearing me say that would give Sirius an embolism."