Cuba, 1956: dictator Fulgencio Batista has handed Havana over to the godfathers of the American mafia. Lucien Rivard, a Québecois drug trafficker linked to the French Connection, has just arrived in town. Under the guise of running a nightclub, he is tasked with establishing new routes to sell heroin from Marseille to American cities. But on the streets of Havana, the student protests are in full force. Also an arms dealer supplying Castro's Barbudos, Rivard finds himself at the heart of the rebellion…