Heroes of Olympus fanfiction. Had to be placed under Percy Jackson. CONTAINS SEX SCENES UNSUITABLE FOR MINORS. (During House of Hades) Frank, Hazel, Jason, Piper, Leo and Percy Jackson and Annabeth chase in Tartarus, are having a pretty bad time fighting Gea and the Giants - As Aphrodite puts it, they need to let off steam. Sex is the obvious way.