Basque Country, Spain, 1985. Four teenage friends must face life and death, social upheaval and political violence as they try to enjoy their summer vacation.

Early 80's, Sara is a good-family girl, she has never been with a man, does not drinks, does not take drugs. Following her love, she enters in "El Calentito" a bar where the group "las Siux" is singing.

One night Malena and Pablo, a sister and brother traveling together in Argentina, discover a diary that details crimes committed twenty years ago.

Mario and Clara, his pregnant girlfriend, try to find a new apartment to settle in as soon as possible, so they go to visit one in a distant neighborhood that seems abandoned. Once there, things are not as they expected.

David (Javier Godino) is awakened by the startling news of the imminent end of the world, and decides to spend his last hours with his friend Jaime (Axier Etxeandia), but he finds Silvia (Ingrid Rubio), a prostitute newcomer to Madrid to rebuild her live.

Night falls in the wasteland. Esther tries to protect her son Caesar, who has been attacked by a creature of the night. But the boy disappears and Esther goes off to search for him with her hunting dogs and crossbow.

After participating in a séance, young Laura begins to behave strangely. Alarmed, her parents ask Father Olmedo, one of the few exorcists authorized by the Vatican to intervene in cases of demonic possession, for help.

Eladio, hunting estate keeper, takes a bribe from a veteran hunter. Weeks later, his whole life falls apart. What looked like the opportunity of a lifetime, turns into a macabre descent to hell when he finds out that his misfortune might not be entirely by chance.