Start from Bad and Spread to the World

Wu Hang was accidentally reborn into a parallel world where gangsters were rampant. Naturally, Wu Hang, whose academic performance was extremely poor, had to go to a school full of gangsters. Fortunately, Wu Hang awakened to the system of getting stronger after being beaten, dominated the No. 2 Middle School, became the strongest delinquent in the city, and gradually grew into a world-class boxing champion.