The First Book in the Magic Academy Season 1 series

Born as a commoner, destined to be King

Aaron thought his final year will be just normal with him and the others going on normal missions but dealing with a general asking for him to help the other races and finding out that he is the only key to find the three pieces of The Amulet of Twilight, an amulet that has more than enough power to defeat a god, and that he had to face his fears and the worst of all, his brother that is not related to blood? That is just too much for him to handle. As he journeyed to the other kingdoms in search of the first piece of the amulet, he faces a truth that he cannot comprehend. Will he be able to win the first war with the truth weighing on his mind before the time runs out for his friends and students at the Magic Academy, Astroniara?

Link to actual book: https://www.wattpad.com/story/281794998-the-descendant-of-lucifer-rewrite