レッドブルー

Suzuki Aoba, a sullen and physically weak boy with asthma, harbors a deep resentment toward his classmate, the prodigious Kenshin Akazawa, due to a single remark. Determined to prove himself, Aoba vows to land a punch on Kenshin and steps into the intense world of mixed martial arts (MMA). Despite his introverted nature and physical limitations, Aoba trains relentlessly, adopting a grappling-focused fighting style that targets opponents’ weaknesses. He encounters various challengers, including a delinquent, a judo practitioner, and a karate expert, as he navigates the competitive MMA scene. Aoba’s journey is driven by his unyielding resolve to confront Kenshin and overcome his own insecurities. (Unreviewed summary by Grok 3)