Captain Damien Tomaso is framed for drug trafficking and arrested after a successful mission against drug lords. Meanwhile, a group of teenagers film corrupt agents executing policemen, leading to a civil war being blamed on gangs. The true mastermind behind the chaos is a corrupt security chief, who received a large kickback from a construction company interested in building in the poor area. The teenagers, with the help of Captain Tomaso, team up with five powerful bosses to gather evidence and expose the truth to the French President.

District 13: Ultimatum
In the midst of escalating anarchy, two skilled operatives, Damien and Leito, take a perilous stand against the five ruthless gang leaders dominating Sector 13, while the government prepares a devastating crackdown.