Captain Zhang (Sun Honglei) and his team will stop at nothing to track down drug criminals.
When drug lord Timmy Choi (Louis Koo) is captured, a deal to help Zhang bust a major cocaine ring could save him from the death penalty.
But Captain Zhang doesn’t trust Timmy Choi is truly betraying his partners.
He becomes more and more suspicious as steps are taken to raid the ironclad drug factory…

This is the story of the new action thriller from the director of election, life withous principle and exiled, in competition as the second Surprise Movie at the Rome Film Festival 2012.
Johnnie To’s first action movie shot in mainland China.
Shot in Tianjin, China’s fourth largest city. Tianjin port is the world’s top-level and China’s largest artificial deepwater harbor.