15th century. On the Iberian Peninsula, the Reconquista is slowly dying out. But the Catholic kings, whose fate is to unite under their rule the kingdoms of Castile and León, the Kingdom of Aragon, the Emirate of Granada, and the Kingdom of Navarre, have already been born—and soon will be ready to declare themselves to the whole world.
And it would be good if, alongside them, there were a person from the future—whose mission is to find those very thirty pieces of silver, which can change all the world, or only one destiny.