|Special ID: Dragon has been an infiltrating cop in Hung's Hong Kong triad gang for many years. After a failure of a recent negotiation by Dragon with the other three local triad
gangs on behalf of Hung makes the latter suspicious of Dragon's identity. Hung sets to wipe out every undercover cop in his gang. Sensing the danger, Dragon requests an
end to his undercover career from his captain, Cheung. However, Cheung sends Dragon to Mainland China to infiltrate a business of "Special Identity" trading instead.