Ainhoa falls victim to a crime in the greenhouses of Campoamargo. Héctor, the new sergeant, discovers compromising information.

The neighbors of Campoamargo receive a message about Ainhoa. Lola and Héctor find a suspicious burned vehicle. Lucas is chased.

Héctor is closing in on clues that will uncover Ainhoa’s murderer. The only witness to the mayor’s daughter’s last moments begins to draw blanks.

Juan Rueda is detained after a grave is found on his property, but he can’t be charged. The investigation seems to have hit a dead end.

DNA evidence is found on Ainhoa’s body and Juan Rueda is detained once again. Héctor urges the judge for more time to investigate the findings.

Héctor and his team have another theory about Ainhoa’s murderer’s true identity. Questions about the Romanian child begin to arise.