S1, E3: The unexpected disappearance of Myaz sets off the alarms at the Unit. Their spy was based in Salt, near Badalona (Catalonia), so Marcos focuses his team's efforts in that particular region while strengthening overall surveillance of the Islamic community and the work of infiltrators. However, no progress is made and Marcos feels responsible for what might have happened to their mole. At the same time, in Melilla, Miriam finds out that Salah Al Garheeb met a local entrepreneur during his stay there. The businessman, Ismail, apparently has no links to Islamic terrorism but is suspected of being a drug trafficker. It seems impossible to get close to him without arising suspicions, but Miriam finds a weak spot in Ismail's environment his own wife, Amina.