In medieval Wallachia,during the Crusades,the King's brother hires mercenary Crusader armies to help him kill his brother in order to usurp the throne.The usurper brother is disgusted by King's policy of paying a tribute to the Byzantine Empire.The Crusader army besieges the King's fortress but the Captain of the guards,Gorun,and his soldiers manage to defend it.The usurper brother sneaks into the fortress and assassinates the King substituting himself for the King,due to their resemblance.When the Queen gives birth to twin boys their usurper uncle orders Captain Gorun to kill one and only save the other to prevent succession wars.However,Captain Gorun saves him and raises him into a strong warrior.Meanwhile,his twin brother is raised by their usurper uncle and becomes a lazy,greedy and cruel Crown Prince.With a new Crusader army making its way toward Wallachia and Byzantium the two twin Princes finally compete against each other for the throne of the realm.