A 17th-century nun becomes entangled in a forbidden lesbian affair with a novice. But it is Benedetta's shocking religious visions that threaten to shake the Church to its core.

In the mid-1980s, the GAL, a Spanish paramilitary group, pursues and assassinates members of the terrorist gang ETA who have taken refuge in the sanctuary they have created in the south of France. Grégoire Fortin, advisor to the French Minister of Justice, and Domingo 'Txomin' Iturbe, leader of ETA, are forced to negotiate in order to find a solution to the violence that plagues the region.

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.