Western Pyrenees, year 778. When his land is threatened by the ruthless armies of the Frankish emperor, a Basque warlord asks for help from his ancestral gods.

Andrés, a music teacher diagnosed with cancer, seeks treatment at a hospital in the city. His travels there on a singular, dilapidated bus accompanied by other cancer patients. It soon becomes an extraordinary experience, giving him new friends and a far more joyous understanding of life. He also learns to conquer his fears, such as the stage fright which has frustrated a budding career as a musician.

A female Basque virologist spends lockdown in a state-of-the-art laboratory to try to find a coronavirus vaccination.

Every night Dolores reads stories from the book of Amalur to her son Julián before going to sleep. Inazio, father of a family, agnostic, makes fun of his wife's beliefs. One night, he returns to his village drunk, claiming to have lost his home in an Aizkolaris gamble, an act that they will eternally regret.