Reynaldo "El Piedra" Salgado is a boxer from Cartagena who lives working as a “bait": he fights without having the chance to win. One day, Breyder appears; A boy eager to box who claims to be his son. The father and son learn to live together. Reynaldo finds someone who makes him feel useful again, and Brayan learns to admire the father who makes sacrifices and not the suppose ...