Ryome Tsunaro has always dreamed of learning martial arts and becoming a fighter, but due to his autoimmune condition and self-doubt, he holds himself back from pursuing his passion. after being introduced to the combat core by Takimura, a recruiter, his life takes a drastic turn. caught in a life-or-death situation, Ryome’s latent core flow awakens, forcing him to confront the mystery of his abilities and his place among the fighters of the combat core.