Ulan, a barbarian warrior among humanity's seven destined heroes, awakens at sixteen with memories of his fatal past. Despite extraordinary combat abilities, an inexplicable penalty constrains his intellect—forcing him to pursue knowledge alongside brute strength. He enrolls at Arsene Academy, the continent's premier institution, seeking the power to face the Abyss. Partnered with Noah, a determined female lead discovering a game-like world, Ulan tackles magical threats and demons head-on through confidence, determination, and uncompromising honor. Overpowered from the start yet intellectually challenged, this unconventional hero relies on raw power and straightforward action to save the world from darkness, proving that true strength lies not in schemes but in unwavering resolve.