Ye Zhiyuan, the top scorer in the college entrance examination, had a fake marriage with the Su family to save his mother, but was framed and imprisoned by his secretary Li Youhong. In prison, he was taught the "Qi Entrainment Technique" by an old Taoist priest, awakened the storage space in his Dantian, and was trained by the female instructor Shangguan Nan to become a strong man. After he was released from prison, he went to the Golden Triangle to seek revenge and gather power. He returned to his country and worked as a security guard incognito, using his strength to punish evil and promote good. He saved the CEO, fought against evil, and built a security company. Along the way, he slapped enemies in the face and protected relatives and friends. He counterattacked from an unjust prisoner to a strong man with wealth and power, and started a refreshing life in the city.