In 19th century Madrid, after a faithful run-in with the law, a notorious young hoodlum grows up to be a top police detective, who must deal with his shady past, mafia and his police mentor on daily basis.

César has just returned from living in Mexico for more than twenty years in search of justice for his father's death. What he doesn't expect is that he will meet Amanda Oramas, the heiress of his enemy, on the way.