An Le, a poor boy with disabled legs, lived with his mother Qin Cuilan after his father died of illness, and was bullied by his snobbish relatives. With his self-taught advanced mathematics, he won first place in the world in global competitions, slapped villains in the face in public, and cleared his mother's wrongdoing. Six years later, Anle became the richest man in the Xia Dynasty and returned home with a net worth of trillions. He once again punished the An family relatives who repeatedly bullied his mother. In the end, he protected his mother, realized his ideal of running a charity school, and achieved a counterattack in life from a disabled boy from a poor family to a business legend.