About the title
Hong Kong bomb-disposal expert Pun Shing-fung makes a mistake during one of his missions, causing an explosion in which his colleague Tung Cheuk-man is injured and he himself loses a leg and becomes disabled. Several years later, a wave of major terrorist attacks hits the city, and Shing-fung becomes one of the suspects. Trying to prove his innocence and find the real culprits, the protagonist goes on the run and enlists the help of his former love, Pong Lin, an inspector with the counter-terrorism unit.