Malotru decides to test Gherbi’s loyalty by luring him into a trap. Nadia joins in on a mysterious meeting with other Syrians, but her regular “night-outs” soon arouse the suspicion of a Syrian agent, Nadim. Malotru finally confronts Nadia about her lies, demanding to know the true reason of her presence in Paris.In the meantime, Marina successfully infiltrates the Paris Institute of Earth Physics. But she is quickly put to the test when her superior asks her for a rundown on a subject she’s uncomfortable with.