In the past, the sword master was besieged by the nine immortal emperors. When he died, his soul penetrated the body of the urban loser young man. In this life, he holds the supreme sword technique with his left hand, and stirs up the business world with his right hand, vowing to return to the top as a mortal. When the ancient martial arts family surrendered and the hidden sect was frightened by the news, he discovered that the water in this world was far deeper than imagined...