Martín, a young man who aspires to be a cartoonist, is forced by his father to enter an unknown and violent world. The arrival of Clara, a supermarket cashier with whom Martín falls in love, will give his life a momentous turn. He must escape one true evil: that of his own father.

After three years behind bars, Búfalo has decided to change his life: resume his relationship with his son, get organized, get a normal job, not make any more mistakes. His past, however, does not intend to let him go and convinces him to take one last hit, but things go very wrong and the debt is now not with society, but with Tano, a complicated guy that he does not plan to wait for.