As the intensive training retreat continues on Leon`s island, Ishida and Kamui keep making progress, but the wind seems to have been taken out of Kai`s sails. Will Kai recover, or instead listen to his old friend and give up the search altogether?

Will Ishida be the first person to take down one of the Quatre Knights? Or will he be the first to lose his memories of Aichi all over again? Both Kai and the gang and the rest of the Quatre Knights anxiously awaiting the outcome!