The highest-level fighting festival "Olympia Fighting Conference" that all fighters pay the most attention to will kick off at the Sky Arena. Xiaojie (voiced by Pan Huimei) and Qiya (voiced by Ise Mariya) are very excited and sit in the stands to cheer for their friend Zhixi. Who knows that at this moment, a group of mysterious people suddenly rushed into the venue and closed the building. Purgatory (voiced by Yamamoto Mizuki) kidnapped Netero (voiced by Nagai Ichiro), the president of the Hunter Association, the hungry ghosts overwhelmingly defeated Zhixi, and Shura (voiced by Amano Hiroyuki) controlled all the communication equipment in the Sky Arena. Behind them, there is a strong man who was wiped out by the Hunter Association that year-Jade (voiced by Nakamura Shido). Full of resentment, Jade sold his soul to the devil and took the Yukimura of the Shadow Tribe who suffered the same fate to revenge the Hunter Association. The confrontation between resentment and mercy, the wrestling between light and darkness...