[Machine Translation] Chika and Sayoko heal the wounds inflicted by Kiryu. Meanwhile, Goryo's evil deeds are exposed and society is in an uproar. Then, an unexpected person pays a visit. Suddenly, Masaomi Kiryu appears and with his unparalleled strength, overruns Medusa and her friends. In response, Kasumi Makube activates the "group synchronous ignition," a secret technique. Katya and the new medusas, now able to coordinate perfectly with each other, defeat the Kiryu medusas. However, Chika and Sayoko are mortally wounded by Kiryu's special blow. While Chika and her friends are recovering from their wounds, Kiryu is steadily advancing his terrifying plan. Then, Chika and her friends are visited by an unexpected person.