Chouf: it means "look" in Arabic, but it is also the name of the watchmen in the drug cartels of Marseille. Sofiane is 20. A brilliant student, he comes back to spend his holiday in the Marseille ghetto where he was born. His brother, a dealer, gets shot before his eyes. Sofiane gives up on his studies and gets involved in the drug network, ready to avenge him. He quickly rises to the top and becomes the boss's right hand. Trapped by the system, Sofiane is dragged into a spiral of violence.