Will the Greek god Apollo, cast down to Earth in the pathetic mortal form of a teenager named Lester Papadopoulos, finally regain his place on Mount Olympus? Lester's demigod friends at Camp Jupiter just helped him survive attacks from bloodthirsty ghouls, an evil Roman king and his army of the undead, and the lethal emperors Caligula and Commodus. Now the former god and his demigod master Meg must follow a prophecy uncovered by Ella the harpy. Lester's...

Percy Jackson's hope for a normal senior year is shattered as the gods present him with three quests, beginning with the retrieval of Zeus's goblet, in order to get the necessary three letters of recommendation for college.

The Greek god Apollo is still in the persona of ungifted human teenager Lester Papadopoulos. Now Lester and his demigod friends must go through the Labyrinth to find the third emperor -- and an Oracle who speaks in word puzzles-- somewhere in the American Southwest. But the longer he stays mortal, the weaker he grows ... and the less confident that he will be able to regain his place on Mount Olympus.

"Achilles Kallis vowed that he'd do whatever it took to claw his way into Olympus's inner circle. Now that the former Ares is gone and the coveted role has opened to anyone with the strength to claim it, he and his partner, Patroclus Fotos, plan to both compete and double their odds of winning. Neither expect the infamous beauty Helen Kasios to be part of the prize ... or for the sparks that fly when the three of them meet. Zeus may have decided Helen...