Mark Turner awakens as a "useless" apprentice mage, instantly becoming the academy's laughingstock. Even his fiancée, Ellen Baker—the school's S-rank Blood Berserker—publicly breaks off their engagement, leaving him humiliated and shattered. But in the depths of despair, a mysterious voice awakens in his mind, pulling him into a mental world where a spirit girl appears. She reveals the truth: his SSS-tier talent has transformed his fire skill into a living spirit. Only the first seal of the five elements in his body has been unlocked. Beneath "useless" lies a powerful figure waiting to be awakened.