House of Snakes

Persephone is dying and Vic will do everything in her power to save her mother from the poison that seeps through her immortal veins. Even if it means losing the person she hopes to become.
Desperate to save his wife, Hades sends his daughter to the Above World to reap the souls of the living. What he does not count on is that she will meet a boy who could possibly be the unraveling of the Olympians.
Callum Bishop is new to Olympia—just trying to make it through senior year—when he meets the enigmatic Victoriana Haden. Soon he finds himself learning of the world embedded within his own and the secrets that it holds which could rock the mortal world to its core.