Liu Ling'er is a fairy from heaven, and she is called the witch. One day, she was plotted by a villain and fell to the mortal world, and the magic weapon accidentally entered Zhao Tianyi's body. Zhao Tianyi is the chairman of a large group and a domineering president, but he is terminally ill and cannot be cured. However, since Liu Ling'er's magic weapon entered his body, his condition has improved. Liu Ling'er wants to fight back to heaven and must retrieve the magic weapon. For this reason, she has to approach Zhao Tianyi one after another. At the same time, Zhao Tianyi misunderstands that she is not a good woman. After a fight, the two of them became happy enemies and fell in love with each other. But Liu Ling'er is a fairy from heaven. She finally overcame the huge differences between the two and decided to stay in the mortal world and stay with Zhao Tianyi forever. But the good times did not last long. The pursuers from heaven came to kill her. In order to protect Zhao Tianyi, Liu Ling'er only had one day left to live. Her last wish was to marry Zhao Tianyi and become his wife...