`` AudioFile '' magazine praised the audio book , raving , `` This action-packed book ( second in a series ) will delight fans of Percy Jackson , the half-blood son of Poseidon , as Percy once again battles mythical monsters in modern-day settings while on his mission to save the tree that guards Camp Half-Blood . ''
They said that the '' [ ... ] action-packed book ( second in a series ) will delight fans of Percy Jackson , the half-blood son of Poseidon , as Percy once again battles mythical monsters in modern-day settings while on his mission to save the tree that guards Camp Half-Blood . ''