The Quest for Hera was a quest taken up by three demigods; Jason Grace, Leo Valdez, and Piper McLean, to save the goddess Hera from Porphyrion in The Lost Hero. The prophecy was given to Jason by Rachel, the current Oracle of Camp Half Blood. "Child of lightning, beware the earth,The giants' revenge, the seven shall birth,The forge and dove shall break the cage,And death unleash through Hera's rage." This prophecy unravels throughout the book: