The Prince's Dear King Manga

Elian, the lost heir of the Silvermoon bloodline, survived as a male slave. On his eighteenth birthday, his wolf awakened, only to be publicly rejected by his fated mate Kael. In the arena, Elian's true power surged, catching the eye of Lycan Prince Anthony, who felt a deeper bond. Through trials and betrayals, Elian uncovered the truth of his clan's massacre, faced rivals and enemies, and broke the curse set by the usurping prince. With Anthony by his side, he shattered the ancient law that only women could be Luna. From slave to king, Elian rewrote the rules of the empire, and claimed his place beside the prince he loved.