Annabeth was a quiet girl. Now she's and outspoken billionaire. Percy was a detention regular. Now he's a special agent for the FBI. Piper was always unpopular. Now she's a rising star. Jason was always popular. Now he runs his own lawfirm. Leo was the class clown. Now he's the prime suspect. Frank was the failing athlete. Now he's a football star. Hazel was an artist. Nothing much has changed. The last time they saw eachother was at their high school graduation.

Did you know that Percy Jackson had a sister? Her name is Phoebe Jackson. She is a daughter of Poseidon like her brother. Join her in her life of being a demigod in this book.