Antoine manages to prove the veracity of his story. Ryan, a volunteer enlisted soldier, confirms the existence in the ranks of the YPJ of a Frenchwoman who could be his sister. Hoping to find the one who now calls herself Shamaran, Antoine convinces Sarya to let him follow a new mission led by the Kurdish battalion. Meanwhile, Nasser, Iyad and Paul, the three English jihadists, integrate into the army of the Islamic State. But the motivations of one of them seem murky ...