Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural!

Kei Ichinose lived a humble life with her father at their dojo until he suddenly passed away, saddling her with his accrued debt and pushing her to take her own life. That’s when a mysterious pact with a cat caused the celebrated yet infamous K-1 organizer, Kazuyoshi Ishii, to inhabit her body. After a fire burned down the dojo, he's gone through various jobs to rebuild it. Now, finally, Director Ishii will flex his prowess as the fixer of the martial arts world by hosting a martial arts tournament to crown the ultimate schoolgirl: the JK-1 Grand Prix! Will it be a hit, or will it just fan the flames of the internet?!