THE NUMBER ONE BESTSELLER – OUT NOW IN PAPERBACK!THE ORIGINAL HERO. A BRAND-NEW ADVENTURE.Percy Jackson has saved the world multiple times battling monsters, Titans, even death himself so graduating high school should be a breeze,right?Wrong. Percy needs three recommendation letters from the gods before his final year in high school comes to an end. And one thing Percy knows, the gods on Mount Olympus dont do anything for free.To secure his second letter, Percy and his friends Annabeth and Grover agree to a new quest pet-sitting for the goddess Hecate while shes away over Halloween. They just need to follow her simple rules:Look after the pets like their lives depend on it (because they do)Dont touch anything especially Hecates magic potions!See points 1 and 2But when Grovers curiosity gets the better of him, the trio find themselves with a giant goat, a destroyed house, and Hecates (terrifying and potentially deadly) pets on the loose in New York City.Now the trio have twenty-four hours to find the pets and restore the mansion to order or face the full fury of Hecate and her horrifying three-heads.