Read manga Red Blue online in English. Also known as Reddo Burū. High school student Aoba Suzuki is a cynical, physically frail teenager who actively avoids the spotlight. His gloomy routine shatters when he gets cornered by a school bully, only to be rescued by Kenshin Akazawa. Kenshin is a cheerful, elite mixed martial arts prodigy whose future as a combat sports champion seems completely guaranteed. Instead of thanking his savior, Aoba is deeply annoyed by the athlete's overwhelming optimism and flawless reputation.

Driven by an intense wave of spite, Aoba resolves to do the unthinkable: enter the brutal world of cage fighting just to wipe the smile off Kenshin's face. He begins training at an MMA gym, pushing his fragile body to the absolute limit. Relying on an unusual knack for analyzing techniques and a stubborn refusal to back down, the ultimate underdog begins his gritty ascent through the ranks of full-contact combat.

This series may appeal to readers who enjoy sports, martial arts, and fierce rivalry stories.