Hugo Hadrian, born with fragile bones deemed unfit for swordsmanship, lives in the shadow of his talented elder brother and harsh family judgment. A goddess grants him boundless sacred magic to counter the spreading Abyssal beasts that threaten the empire. He masters holy and nature magic, enters the top imperial magic academy, and befriends fiery Alice and Farna. As hidden Archfiend Alamo manipulates beasts and corrupts nobles to invade the mortal realm, Hugo unites his companions. After defeating countless monster hordes and exposing Alamo’s schemes, Hugo slays the chaos lord, avenges his father and brother, and inherits the duty to guard the empire with his endless magical power and loyal loved ones by his side.