The Son of Neptune (Heroes of Olympus 2) by Rick Riordan

About The second book in the bestselling spin off series from Percy Jackson and the Olympians -now a major Disney+ series!This crazy messed up world of gods and monsters is Percy Jackson's reality, which pretty much sucks for him.Percy Jackson, son of Poseidon, God of the Sea, has woken from a very deep sleep and come face to face with two snake-haired ladies who refuse to die.But they're the least of his problems. Because Percy finds himself at a camp for half-bloods, which doesn't ring any bells for him. There's just one name he remembers from his past.Annabeth.Only one thing is certain - Percy's questing days aren't over. He and fellow demigods Frank and Hazel must face the most important quest of all- the Prophecy of Seven.If they fail, it's not just their camp at risk. Percy's old life, the gods, and the entire world might be destroyed. . .