The instructor Gu Jiu dressed up as a sick man who had just turned four years old. His parents almost died as soon as he came. In addition to being poor, he had more children. He gave birth to three sick man in a row, and he was also a powerful enemy who was eyeing him. His family regarded the three siblings as treasures and would rather endure hardships than save them. Gu Jiu decided to change his living environment to repay them. He held the system in his hand to obtain formations, secrets, medical skills, hunt wild game, cured his family, fed the white and fat brothers and sisters, sent them to martial arts school to study martial arts, and offered advice to Gang's parents to make achievements. Unexpectedly, he became the youngest general in the Qinglong Kingdom, and was even detained by the Nine Emperor Uncle.