After being kidnapped and tortured by the Neverseen, Tam finds himself in the Forbidden Cities all alone. With no way to contact his friends, he is forced to roam the unfamiliar streets of the human world. After being starved and injured for some time, he comes across a mysterious "Camp Half-Blood" nestled at Long Island Sound. Is this place for real, or is it too good to be true? And how can he contact his friends?