When fighters start dying in an Internet based all-in-fighting competition the LAPD are called in. Louis goes undercover to see whether or not the fighters are being murdered

Using his status as a new and unknown member of the LAPD Sammo goes undercover to help the team root out a group of vigilante cops.

Sammo's nemesis, Lee Hei, is back in the US and attempts to assassinate the mayor of Shanghai.

A gang threatens the supermarket owned by Terrell's mum and step dad. He decides that he is going to help them out and enlists Sammo to aid him.