He supposes it makes sense enough to reward rather than fortify, even if it's not a choice Sirius might necessarily make for himself. "Suit yourself," is all he says with a fond smile as he seats himself atop the table that rests before the sofa.

Gently, he cradles Kieren's wounded arm with one hand as he raises his wand in the other and murmurs a quiet but clear, "Brackium emendo." It's not a spell he's used in some time, but he'd had plenty of practice back home during the war and he feels confident he'll not end up twisting Kieren's broken bones ore removing them altogether, two common mistakes if the spell isn't done correctly.