In Season 4, Malotru is hiding out in Moscow while being relentlessly pursued by the CIA and DGSE (France's Directorate-General for External Security). In order to survive, he explores collaboration with the Russian secret service. Back in Paris, the 'Bureau of Legends,' the most confidential branch of the DGSE, is in the crosshairs of JJA, the new Director of Internal Security within the DGSE. JJA feels very strongly that The Bureau is due for a...

In season 5, JJA, Director of Internal Security, has taken over managing the Bureau as Marie-Jeanne is testing her fieldwork skills on the ground in Egypt. The DGSE will be shaken up by rumors published about Malotru's fate: is he really dead? What role did DGSE and the CIA play? In the end, Malotru, dead or alive, will never stop confronting each one of his own dead ends, in Sinai, in Jeddah, Phnom Penh, Moscow, Cairo, and in Paris.

In 1981 after the Soviet invasion of Afghanistan. U.S.-Soviet relations are at their lowest point in more than a decade. A French businessman based in Moscow, Pierre Froment, makes an unlikely connection with Grigoriev, a senior KGB officer disenchanted with what the Communist ideal has become under Brezhnev. Grigoriev begins passing him highly sensitive information about the Soviet spy network in the U.S.