On a quiet afternoon, a nervous young man named Ah Xiao (played by Tony Leung) and Lao Yao walked into a bank. Forced by loan sharks, they planned to rob and repay their debts. However, the old demon suddenly became ill, and Ah Xiao hurriedly revealed his evil intentions. They had to rush into battle, injuring the guards, and taking bank employees and customers hostage. Unexpectedly...