In an inaccessible place between the mountains and isolated from the world, a school is located next to an old monastery. The students are rebellious and problematic young people who live under the strict and severe discipline imposed by the center to reintegrate them into society. The surrounding forest is home to ancient legends, threats that are still valid and that will immerse them in terrifying adventures.

The birth of the Basque terrorist gang ETA and its first attack, of which José Antonio Pardines, a Guardia Civil traffic officer, was the victim.

A man and his daughter, living in an isolated log cabin built in an open field near an inhospitable forest, are terrified by the mysterious mist rising from the trees.

Religion has marked the life of Joel, a priest who has been practicing for almost 20 years now. When his sister dies, he will have to take care of his niece, Barbara, and this will make Joel start to doubt everything he has believed in until now.