Following the normal plot from 'Lost Hero', Jason Grace wakes up after Hera unleashed her true form. However, he finds himself fighting for life literally in the treacherous Reaper's game. Loosely based around the 2008 Square Enix Game: The World Ends With You.

Percy is playing the Game once again. After partnering up, he realizes one thing: he's not bttling the Noise. He's fighting Greek myths and his nemesis, Kronos. He can only hope Luke is having better luck than himself.

Luke returns to Camp HalfBlood New York only to find the Camp overturned by Noise. The Campers have no clue as to how to fight. Desperately, Luke jumps in to the battle, teaching them the basics of the Game. However, will they ever trust him after his episode as Kronos? He can only pray to the God that they will. New York's Side othe battle that started in This ins't the Underworld

Percy died at the end of the Titan War. Now, he and Luke wake up in Shibuya, confused and disorientated. With the Gods looking for them, Luke and Percy must compete in the Reaper's Game with some new friends while the Conductor and Composer are missing.