Monica (Beatriz Luengo), a teenager falls in love with his philosophy professor. Idealizes his feelings, fantasize and invent all kinds of childish tricks to make Fernando (Anibal Soto) pay attention to her. Fernando, meanwhile, appears to lead a married life orderly while maintaining a secret relationship with Diana, the director of the school.

A group of guys face the problems of daily life in a shared house

The group of fourteen contestants from the television program "Big Brother" become a privileged witness to the most extraordinary event that the austere region of Extremadura has experienced in its history. Charred remains of what doesn't look like a man-made ship float in a hotel pool. And at night, a thunderous noise and a light that invades everything prevents them from sleeping.

The story of "Captain Thunder and the Holy Grail" is set during the Third Crusade in Palestine, when Captain Thunder finds in the dungeons of a fortress a dying Christian named Juan de Ribera, who entrusts him the mission to restore to Spain a cup which is the Holy Grail, stolen from an ancient order. Thunder, with his inseparable friends Crispin and Goliath, and a Viking princess named Sigfrid, will face an evil feudal lord and his black "devils", who are terrorizing the population of low Aragón.