The red light hit Draco's throat, and Hermione watched as his head jerked viciously back and up, and he took a stumbling step backward. No. His hand flailed for a second, grabbing at his wand and ripping it from his mouth, stretching it out at Greyback. And then Draco swayed and fell back, hitting the ground with a muted thud, and Hermione saw a weak spatter of dark liquid spray from his throat.