PJO fanfic OC "Demigod Rescue"

This is a fanfiction of the great series "Percy Jackson and the Olympians" written by Rick Riordan. This fanfiction takes place between the 4th book "The Battle of the Labyrinth" and the 5th book "The Last Olympian" with 2 OCs or Original Characters named Jeff Cadwell (son of apollo) and Amy Hasur (daughter of Hephaes...