100 years before the birth of Percy Jackson there tells a story about a 14 year old orphaned Kid named Y/N who discoverers they are the one and only child of Hades and Persephone that must go on a dangerous quest of self discovery and mysteries as a Hydra monster escapes the underworld disobeying Hades as the Hydra is on the loss and trying to cause great danger along with other monsters trying to kill Y/N the newly claimed double demigod, as in there adventure they’ll make friends and enemies, and become the greatest warrior of there time.