Following the success of the Percy Jackson series, Riordan introduces us to a brand new adventure; new prophecy, new characters, but the same epic mythological world inhabited by the gods. “Seven half-bloods shall answer the call, To storm or fire the world must fall. An oath to keep with a final breath, And foes bear arms to the Doors of Death.”

Enter three of the seven half-bloods mentioned in the prophecy. Jason has a problem. He doesn’t remember anything before waking up in a bus full of kids on a field trip. Apparently he has a girlfriend named Piper and a best friend named Leo. They’re all students at a boarding school for “bad kids.” What did Jason do to end up here? And where is here, exactly? Piper has a secret. Her father has been missing for three days, ever...