The world is full of wonders. Li Yi came across and became the Tanhua Lang of the Daxuan Dynasty in Yongzhen for ten years. On that day, he saw the immortals in the sky passing by with their swords. The world was so big that he was like a frog in a well. So, Li Yi Resigned from office and hid in the mountains, retreated to practice peerless martial arts, only waiting for the world to be invincible. The girl who taught her became the empress who ruled the world. The disciple who was recruited became the sword master who crossed the rivers and lakes. Inspired a green bull and became the master of one side The demon king....Forty years of wind and rain, Li Yi came out of the mountain, invincible in the world.