NB Action Group senior inspector Xiangrong ( Michael Miu ) Jieruchou, and intelligence group senior inspector Wei Shile ( Raymond Lam decoration ) mentor, cooperation, police repeatedly broke the poison of eucalyptus. World music in a drug operation, to find traces of, is most likely a dealer's secret police collusion. World music began to secretly investigate Xiangrong, plus the harbor evil intentions action group chief inspector Pan Xueli ( Ben Wong decoration ) from discord, old brother even time wrestling, contradictory ... ... On the other hand, because of the investigation understanding from the informant Chen Jiabi (Kate Tsui decoration ), two dark seduces, but blue origin, inferiority complex work, to run, and make love to love from the love undercover Gao Xixuan ( Ella Koon decoration ), three people has a subtle relationship. There is no love in the home country finally reached the point of no return, has become a new generation of drugs, drug trafficking, challenge the police. World music with deep hatred and resentment, and, together, with Pitt started scenes of the drug war ... ...