Dai 'er was a character in the novel " Mortal Cultivation Biography ". She was the niece of the wife of the Sect Master of the Seven Mysteries Sect in Yue State. She was responsible for managing the shops of the Seven Mysteries Sect in the market. When Han Li first entered the Seven Mysteries Sect, she had taken care of him, and the two of them had gotten to know each other. Afterwards, Han Li met Dai 'er once again at the Myriad Treasure Tower in the market city. She asked Han Li to help appraise an ancient jade. Han Li recognized the ancient jade as a devilish magic treasure and helped her exchange it for a magic treasure that suited her. Later, when Dai 'er was attacked by the Feral Wolf Gang at the Seven Mysteries Sect, she was saved by Han Li and developed a good impression of him. After the Seven Mysteries Sect was destroyed, Han Li brought her and her cousin Wang Chan to the underground trade fair of the State of Yue's Immortal Cultivator Alliance. During the trade fair, Han Li had come into conflict with the Feral Wolf Gang's Sect Master, the Black Fiend Sect Master, in order to save her. In the end, he had successfully repelled the enemy. Afterwards, Dai 'er and Wang Chan followed Han Li into the Drifting Cloud Sect. After Han Li advanced to the Nascent Soul stage, Dai 'er became one of his dao companions. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!