In a world where strength dictates status, Riku Sato is an enigma—a quiet, ordinary teenager caught in a whirlwind of misconceptions. At Takemori High School, known as "The Jungle" for its unruly students and power-hungry hierarchy, Riku’s life takes a strange turn when a string of misunderstandings transforms him into the feared "Beast of Asakami." Unwittingly regarded as a living legend, Riku’s sharp features and calm demeanor fuel rumors of unparalleled strength and dominance. Gangs bow before him, police tread carefully, and even the most dangerous individuals treat him with reverence. But in truth, Riku has no extraordinary skills—only an uncanny streak of luck that constantly places him at the center of chaos. As Riku tries to navigate the absurdity of his reputation, he must also protect his younger sister, Aoi, from bullies, fend off unwanted attention from gangs, and unravel the mysterious events that keep thrusting him into the spotlight. Along the way, he discovers that even in a world obsessed with power, true strength lies in more than just fists. Caught between being a feared figure and the ordinary life he craves, Riku’s journey is one of humor, heart, and the relentless shadow of misunderst anding.