The town disappeared behind them and they joined other drivers on the road. Snape muttered out curses, annoyed with the Muggles and their aggressive driving. He finally turned into a bus barn, and looped around the building, pulling to a stop under a canopy. He did not get up from his seat. Instead, he rotated the wheel harshly to the left and the bus began to violently vibrate. Once again, the air was being sucked out of Draco's lungs.