She wondered if it was the side effects of the drug or the intense amount of adrenaline, but she couldn't stop laughing. She was in deadly danger, but the situation seemed hilariously absurd.

Catherine felt a sharp yank on her head and then a burning scratch across her face. She turned to see Iris, fighting like a madwoman. Taking one hand off the wheel, she reached for Iris's face, trying to push her away. Though Iris was small, Catherine was weak. She took her other hand off the wheel and ...