~PREQUEL TO ECLIPSE~ ~TAKES PLACE DURRING THE PERCY JACKSON AND THE OLYMPIANS SERIES~ Elora Stone is a demigod. Not just any demigod, she is the daughter of Apollo and twin sister of William (Will) Stone. Four years after her mother's death, Elora finds her way to Camp Half Blood where Will is already there. Elora is aware of her powers and runs into Leo Valdez who becomes her best friend. One day, Elora and Leo hear a prophecy related to them. The evils of the world have gone havoc and out of control. Leo and Elora must collect these evils and return them to Pandora's Box. Will they be able to collect them all before their deadline? Or will the time run out and all hope is lost?