Tessa heard her own voice babbling, “Oh god, oh god, oh god,” and tried to stop it. Go on, she told herself. Someone could be dying out there. Her hands scrabbled at the door catch, but tremors made them almost useless. She finally caught the metal latch and shoved the door open with her foot, then staggered out onto the road. The man she had hit lay on his back, one arm crossed over his face, the other thrown back over his head. Blood, rich and dark, puddled extravagantly behind his head, like a silken pillow. “Oh no,” she moaned. “Oh no, no, no. God, I’m so sorry. I didn’t mean...” He groaned, and tried to speak. Tessa knelt down beside him. “Look, don’t try to get up. You need an ambulance. Jesus...” Her voice faltered as she saw the mess her car had made of his right arm and hand. “I

