Hermione bends over him, and she’ll hate herself for this later, even though she has too, otherwise they're all dead, "we...We have to go, Draco. I'm sorry. I'm sorry." He looks up at her, shakes his head wordlessly. "We’ll die, too," she says, to try and convince him. It works, maybe, because he nods, and she gets him to his feet, and they run out of the factory into bright sunlight.