A frightening car crash in downtown Hong Kong sparks a war between the local police and the international criminal organizations.Superintendent Yip (starring Francis Ng) and Inspector Ching (starring Nick Cheung) from the Criminal Intelligence Bureau (Counter Terrorism) has arrested a female hacker named Yiu involved in the accident. But the two police officers are suspected by Superintendent Cheng (starring Louis Koo) of the Security Wing. Cheng requests the Commissioner of Police to forbid the two to take part in the investigation. Meanwhile, vital clues has led them to the far foreign soil of Myanmar and Spain. Cheng and Ching work together but not hard enough to handle their conflicting ideas. While Yip just can't trust neither one of them, he himself is being watched by the Commissioner who doubts if Yip is covering up evidences of crimes. The Commissioner believes that a deep probe into a mysterious gang is needed. While the investigation has gone astray by Yiu's statements, heads of the department are completely clueless about who is good or evil...
