Pluto (mythology) authorship of the lyrics that have survived as the "Orphic Hymns", among them a hymn to Pluto. Orpheus's voice and lyre-playing represented a medium of revelation or higher knowledge for the mystery cults. In his central myth, Orpheus visits the underworld in the hope of retrieving his bride, Eurydice, relying on the power of his music to charm the king and queen of Hades. Greek narratives of Orpheus's descent and performance typically name the ruler of the underworld as "Plouton", as for instance in the "Bibliotheca". The myth demonstrates the importance of Pluto "the Rich" as the possessor of a
The House of Hades to do what is right." "The House of Hades" won the Goodreads Choice Award for the Best Middle Grade and Children's Book of 2013. On the same day as the release of "The House of Hades", Rick Riordan announced its sequel, "The Blood of Olympus", the last book of the series. The cover, featuring Jason, Frank, Hazel and two giants, was released on May 14, 2014. The first chapter of the story was released along with "The Staff of Serapis", a crossover between "The Kane Chronicles" and "Percy Jackson & the Olympians". "The Blood of Olympus" was released on October