The Lost Hero
By: Rick Riordan
Summary
A quest is issued for Jason, a son of Jupiter whose memories have been stolen, Piper, a daughter of Aphrodite who never seems to fit in, and Leo, a son of Hephaestus that has extremely dangerous fire powers, to stop the giant king, Porphyrion, from rising and rescue the queen of the heavens, Hera. But Piper is being blackmailed into betraying her friends by the giant Enceladus who has captured her father. So the heroes have to choose whom to rescue and figure out how to free both Piper's father and Queen Hera.
Piper
Daughter of Aphrodite
Power: Charmspeak
Weapon: Katoptris (used by Helen of Troy)
Jason
Son of Jupiter
Power: Fly; Summon lightning
Weapon: Coin that (when flipped) can become a sword or lance
Leo
Son of Hephaestus
Power: Fire
Weapon: Magic Tool Belt