Jon's true relationship with his parents and what happened in Aiako Harria will be revealed in the final episode.

After an unexpected call, the group ends up in the hospital. A year earlier, the relationship between Ane and Jon is beginning to show signs of something much more complex.

The reward offered by Iñaki unleashes a wave of false clues and negative consequences for Iker. Maite receives an unexpected visit that could turn the investigation around.

Amaia is angry with Maria and Mikel after finding out that it was their idea to send the message.

Jon's blood finding in an abandoned bunker on the mount gives a drastic turn to the investigation.

The police will find out where Jon's alleged message was sent from. Meanwhile, Javi wants to confess to Maite about what happened in the mountains.

The media pressure around Jon's friends and family is growing. An unexpected message turns to the investigation and poses a new challenge for Maite.

A group of friends spend a night party on Mt. The next morning, one of them disappears during the descent. Is this an accident or something more sinister?