Action/horror story centered on a secret organization formed by the Catholic Church to counteract the rising number of cases of demonic possessions across the country. The story follows a young godless man who is being recruited into the cloth in order to prepare a new generation with the tools needed to stop the rise of the ultimate evil; Beelzebub.

Madrid, 1980. When Sole sees Nano come in, bloody and beaten, she already knows what to do. In an improvised infirmary, she tries to mend his son’s wounds. But Nano is getting old, and his body doesn’t heal like it used to. At his mother’s pleas, Nano offers a deal: he will retire from boxing if she, for the first time, watches one of his fights.