The illiterate eighteen year-old Franco-Arab Malik El Djebena is sent to Brecourt prison sentenced to six years for assaulting police officers. Alone and without money, Malik finds unprotected in an environment of corruption and violence divided by the Corsican and Muslim gangs. The powerful Corsican mobster Cesar Luciani forces him to kill the Muslin Reyeb and then gives support and protection to him in his gang. Malik befriends Ryad that teaches him how to read and write and they become best friends. Meanwhile Cesar uses Malik to help him outside prison in his dirty business with casinos. Malik also learns how to deal drugs and climbs positions in the hierarchy of Cesar’s mafia.