Mauricio receives a mysterious call as the police identify their first suspect. Singla tries to dissuade Rebeca from working with Milo.

The discovery of another burned body at Parc Güell confirms Milo and Rebeca's instincts. As pressure mounts, Mauricio's footage comes under scrutiny.

Milo struggles as the case takes a shocking and tragic turn. The killer asks to meet Mauricio again — but first he must lose the cops on his tail.

As the Pope's visit draws near, Mauricio's phone points to his source. Milo and Rebeca race to stop tragedy from striking at the Sagrada Família.