It tells the story of Lü Dongbin, who was banished to the mortal world, taking a boat to the east to find Bai Ying to break off the engagement. After arriving at Bai's house, he found that Bai Ying's father had disappeared in Baihua Tower, so he went to Baihua Tower, met Bai Ying who had been turned into a puppet, and was attacked by the men of the Black Dragon. After escaping from Baihua Tower, Lü Dongbin met Taibai Jinxing and learned that he was the reincarnation of the White Crane Immortal. In his past and present lives, the Black Dragon was a disaster that scholars had to go through, and he had a three-life relationship with Bai Ying (Bai Mudan)...