Sierra Morena, Córdoba 1954. Marquitos is sold by his father, at the age of seven, to work with a goatherd in the Valley of Silence. A few months after being with him, the goatherd dies and Marquitos survives with a pack of wolves to become the alpha male.
1967, At the age of 20 the young Marcos is fully adapted to live in the nature together with his friends “Lobito”, the ferret “Minero” and all the exuberant nature of the Natural Park of the Sierra de Cardeña and Montoro. A film based on a true story.