"Book 4 Heroes of Olympic- Percy and Annabeth are stuck in Tartarus but they have each other and some unlikely friends. The rest of the Argo two has to make it to the other side of the House of Hades and it will take every single one of them to get there safely. "
Nicole Sinders
"4th heroes of olympus book. Leo is my favorite"
Sprout Pearson
"This book/ series comes after the Percy Jackson series. It is a continuation of Percy and friend’s lives with a new prophecy"