Hermione turned, and without looking back, transformed into a bluebird, and shot up toward the holes in the ceiling and then out of sight. Her movement had been so explosive that she left a small plume of feathers behind—Draco lunged for them, grabbing them into his fist before they could settle to the ground. He watched her dart into the night sky above them through the gaping sections of collapsed ceiling, which revealed the other floors and rooms above them. He roared after her in pain and anger, loud enough to tumble the stars from the sky, but by then she was gone.