С 1, с 2: The Civil Guard arrest the first suspect in the case and the town of Monteperdido is not too happy about it. The agents are getting closer to the truth, but the locals feel uncomfortable with the investigation and feel treated as if they were all suspects. When Corporal Víctor Gamero learns about this, he confronts Sergeant Sara Campos. Meanwhile, Ana tries to go back to a "normal life," which is not easy at all. Her return has brought to light old secrets that will put the lives of some of the residents of Monteperdido at risk.