In a world where the powers of ancient origins are inherited by chosen successors, Kassandra Ulysses awakens to a destiny steeped in despair. A month after her sixteenth birthday, Kassandra falls into a mysterious coma, plunging her into a void where she endures endless despair. Five years later, she awakens, fractured but alive, with the knowledge that she has been chosen by an origin known as The Everlasting Despair. Determined to understand her new powers and the burden of her awakening, Kassandra leaves her home for the Primordial Tower—a sprawling city that serves as the heart of all successors. Faced with a new life of trials, betrayal, and enigmatic allies, she must unlock more of her powers and prevail.