He finally braves a glance up at Sirius, half because the firewhiskey seems to be kicking in on top of the cocktail he had earlier, and half because what Sirius said is truly touching. That he can say something so genuine amidst all the false bravado means a lot, and he's almost able to smile when–

His brows draw together. In a moment of confusion, he realizes two things: the first is what Sirius is referring to, and the second is that he really shouldn't have had that firewhiskey, because he cannot for the life of him seem to control the expression on his face.

Too late, he turns his look of utter guilt away from Sirius, lifting the bottle to his lips again in what's both a terrible idea and an attempt to cover up the look that he's certain Sirius has already seen.