A second-hand copy of 'The House of Hades', part of the 'Heroes of Olympus' series by Rick Riordan.
In Books
The House of Hades is the fourth book in the Heroes of Olympus series by Rick Riordan, which is a spin-off of his earlier Percy Jackson & the Olympians series. It continues the adventures of a group of demigods as they navigate challenges and mythological threats. The book was originally published in 2013 and is aimed at a young adult audience, blending elements of fantasy and adventure with themes of friendship and bravery.