In 1950s Singapore, two outcast policemen lead a squad of misfits in an undercover war against the brutal secret societies that run the underworld.

Singapore. 1955. Crime and chaos threatens to dominate life in Singapore. The Government has no choice but to fight fire with fire. Ex-WW2 veterans turned Police Constables Omar and Yusof are given a high priority assignment to investigate the kidnapping of an Army Officer. Their leads point to a new enigmatic gang vying for dominance in the Triad wars. The duo assemble an unconventional motley crew of constables who must work undercover and remain in the shadows.