A gang of tyrannical drivers has occupied a no-man's-land for years, preying on numerous female backpackers traveling on a budget. The female lead, Chu Qing, appears to be a recent college graduate who has come to search for her older sister's body, but she is actually a young journalist. To investigate the cause of her sister's death, she became a journalist and went undercover in the vehicles of suspected murderers, determined to find the person who killed her sister.