Jacques Mesrine, a loyal son and dedicated soldier, is back home and living with his parents after serving in the Algerian War. Soon he is seduced by the neon glamour of sixties Paris and the easy money it presents. Mentored by Guido, Mesrine turns his back on middle class law-abiding and soon moves swiftly up the criminal ladder.

A member of the Black Panther organization steals party funds and flees to Paris.