During a later encounter with the bandit Sciron and after a meeting with the goddess Hecate, Hazel successfully learns to manipulate the Mist, a power that alters other people's reality layers by deceiving them.Īt Jason's behest, the demigods travel to Split to visit the tomb of Diocletian, retrieve his powerful scepter, and leave a note for Reyna (who has been asked by Annabeth to find the Greek demigods). He defeats all of the monsters and receives the blessing of Mars for his heroism, becoming physically stronger and gaining a snake for Triptolemus.

After remembering that his father, Mars, can turn enemies to snakes, Frank decides to battle all the Katobleps (cow monsters) in exchange for a snake. In exchange for the barley cakes, Frank has to get a replacement snake for Triptolemus’ chariot, which is powered by two snakes. In Venice, Frank, Hazel and Nico retrieve barley cakes designed to protect them from poison in the Necromanteion from Triptolemus. He also sends the Kerkopes to harass the Roman army massing at Camp Half-Blood. In Bologna, the Argo II is raided by the Kerkopes Leo goes after them to retrieve his stolen Archimedes's sphere, and takes an agricultural book belonging to Triptolemus and an astrolabe made by Odysseus as recompense. During the first week of its release, The House of Hades sold about 350,000 copies, reaching the top of the bestseller lists of The New York Times, USA Today, The Globe and Mail and The Wall Street Journal.Īfter Annabeth Chase and Percy Jackson fall into Tartarus at the end of The Mark of Athena, the other five demigods of the ' Prophecy of Seven' ( Frank Zhang, Hazel Levesque, Jason Grace, Leo Valdez and Piper McLean), aided by Nico di Angelo and Coach Hedge, prepare to go to Greece to find and close the Doors of Death from the mortal world in order to prevent the monsters of Gaea's army from continuously resurrecting.

The novel received positive reviews from critics for its more-mature themes compared to previous Riordan novels. The novel is narrated in third-person, alternating between the points of view by the seven demigods of the ' Prophecy of Seven'. The story follows the Greek demigods Annabeth Chase, Leo Valdez, Piper McLean, Nico di Angelo, and Percy Jackson and the Roman demigods Jason Grace, Hazel Levesque, and Frank Zhang on their quest to close the Doors of Death, stop the Giants from raising Gaea, and prevent war between Camp Jupiter and Camp Half-Blood. It was published on October 8, 2013, and is the fourth book in The Heroes of Olympus series, preceded by The Mark of Athena and followed by The Blood of Olympus.

The House of Hades is a fantasy- adventure novel written by American author Rick Riordan, based on Greek and Roman mythology. Print ( hardcover and paperback), audiobook, e-book

The Mark of Athena by Rick Riordan