The details in this piece..! The paw prints turning into footprints; Snape's cloak still wet with his Death Eater mask laying haphazardly on the floor beside it; the unmade bed with the sheets spilling onto the floor, suggesting restless sleep...
I'd love to hear the exact scenario you were imagining when you drew this. There's such a story in it. Man, this needs fic...
Also, the perspective here is awesome, and the scene is very intense. Great job!! You can draw Snack for me anytime.