Black slime choked his throat as the diamond drill pierced Varion's chest. The system deemed his blood mere trash, but through that agony, his ancient Mnemonic core throbbed. The world cursed him as Class F, unknowing that every heartbeat of Varion was a countdown to the destruction of the city rulers who mistakenly sacrificed the true sovereign.

After spending three years gathering dust in the basement of a noble household, Orynth Blackspire believes he is nothing more than a worthless slave. Until a secret execution awakens his Shadow Eyes, an ability capable of tearing apart fate itself. The Kingdom of Noxvaria believes the Shadow King's bloodline has been wiped out, but its true heir has returned to claim the crown in blood.