"Margarita is called my love, Margarita Rodríguez Garcés, a girl, girl Boom girl, of the caliber one hundred thirty-three ...". Thus begins a well-known military song on which this story is based. Margarita is a beautiful and explosive girl who studies at the Faculty of Philosophy and Letters somewhere in Galicia. To the disgust of the rest of the girls in the class, all the boys want to go out with her, to the point of being known as "the girlfriend of the Faculty". However, who really steals Margarita's heart is another person .