Castle: Arcane of time

There is an attack from a fearsome group of pirates called Khan that try to conquer the castle of a King named Roosevelt, your master. You are a powerful sorcerer that has been stuck in a spell that hibernated you for a century. After you awake the entire castle is ruined. However, you are a sorcerer that is also a time manipulator but you are not strong enough to fight Khan alone and to save the castle from the antagonist - Khan, you need to use a magical spell to bring a mysterious man from the "Books of Magic" that only going to appear in the secret chamber of the deepest of the castle 100 years from now to fight alongside king Roosevelt in the past, that means you need to go to the future simultaneously with the past to prevent this calamity event. But your resource and magic power are limited and the environment in the castle after a century has passed is not the same and it is going to be more distinct in the future. Thus you need to be prepared and use your head to save the king.