With police on hand to investigate the whereabouts of a missing person, existence of the gnome becomes public. Will the lesson of judging a book by its cover intercede before tragedy strikes?

To prove they're not related and can be together, Iván's cousin, Manuela Portillo, sends him an unexpected item - his own death certificate.

The friends mourn Manuel. The prior discovers Elías has broken his vow of chastity and sends him to another monastery. Meanwhile, Elvira tries to share everything she knows and Inés starts putting pieces about her past together. But a new and unexpected death enrages the students, who start a rebellion at the school. Everything is out of control and we’re in for an unexpected ending.

Christmas approaches and all but Marcos, Paula and Miguel pack for home. An unexpected snowstorm sets in, upsetting plans for some while revealing a hero and a traitor.

Nora impresses Héctor with keen powers of observation, but Fermin's expertise in forensics reveals a nearly 6' assailant shooting his nameless contact with Maria in the room. Her behavior points to Iván.

Las Cumbres Boarding School is an impenetrable fortress built on the edge of a cliff where students are subjected to strict discipline and it seems impossible to escape. Two of them manage to run into the woods one night, but things take a turn for the worse because surviving outside the school is even more dangerous than inside and the woods are much more terrifying.

Jacinta returns, but everyone's general happiness remains short-lived under Elsa's rule, and Marcos discovers a worrisome numerical connection between the dead orphans and his sister.

Adéle blames Amaia for the party and she’s accused of tattling. Paul and Amaia take Paz and Eric to see a mysterious painting with crow-men, but they find something terrifying instead. Inés undergoes treatment and takes pills that give her hallucinations. Elías and Elvira feel an increasingly irresistible attraction and Paul and Amaia will discover something about Las Cumbres.

Amaia and Paul manage to find the Crow’s Nest. Meanwhile, Inés wakes up confused in the middle of the woods and when she sees León, she runs in terror. We go back in time to discover the secret behind Inés’ connection to León. Eric suffers another episode of memory loss. Elías notices some strange behaviors, which start to raise his suspicions.

Adéle tells Alba’s secrets, which surprise everyone. Darío takes his daughter Inés home, near the school, where she has very strange visions. An unexpected postcard from Manuel assuring that he’s all right discredits Amaia’s story about his disappearance. León sneaks into Darío and Inés’ home, the students organize a secret party and Elías and Elvira grow closer.