After spending four years in jail, Rafik has only one plan, take his son behind the mountains and show him his amazing discovery.

Aissa, a young officer of Algerian origin, tragically loses his life during a fresher initiation ritual at the prestigious French military academy of Saint-Cyr. As the death tears through his family, controversy arises over Aissa’s funeral plans when the Army refuses to take responsibility. Ismael, his older, rebellious brother, tries to keep the family united as they fight to win justice for Aissa.

A family, who celebrates the mother's birthday, tries to pick up the pieces.

In France, terrorist groups and intelligence agencies battle in a merciless war everyday, in the name of radically opposed ideologies. Yet, terrorist and secret agents lead almost the same lives. Condemned to secrecy, these masters of manipulation follow the same methods. Alex and Al Barad are two of them. The former is the head of the D.G.S.E.'s (Direction Générale de la Sécurité Extérieure, the French equivalent of the CIA or the MI6) counter-terrorism unit while the latter reigns over a terrorist network, and both fight using the most ruthless of weapons: human beings.

In Paris, a university student attempts to lead a double life - in love with her French boyfriend Pascal, and staying true to her Algerian family, particular her strict, traditional father. In Algiers, her cousin Yacine leads a parallel life, preparing to leave his girlfriend to move to Paris.

A team of U.S. government agents is sent to investigate the bombing of an American facility in the Middle East.