ON THE FRONTIER, THE ONLY LAW IS IRON They called him Fierro. He lived in a secluded and lonely place on the border, that cursed place where Moors and Christians sowed death at will. His only comfort was the beehives, which he loved so much. His memories of the battle of Alarcos haunted and tormented him, because there he lost her, lost his future son, and almost died. More than 15 years later, the past rides back to him. And when his former comrade in arms finds him, he knows he has no escape. The war crosses his path again. The battle of Las Navas against the Almohads is readying to make up for the defeat suffered by the Christians in Alarcos. Just as he did in the past, he will be a scout in the armies of Castile and he will do it for her, all the while unaware that his only hope lies in the hands of an enemy...