Yu Qiao was originally a woman from the world of martial arts. She unexpectedly gave birth to a child with the Lord of Heaven and died, becoming a female ghost in the underworld. She originally wanted to stay on her own and earn merit so that she could see her son, but she unexpectedly encountered her son's father, Yuanming Shenjun, the son of Tianjun. During the process of Shenjun's tribulation, Yu Qiao was involved, and their fates were closely linked. As the story develops, the relationship between Yu Qiao and Shenjun becomes more and more complicated, and she is gradually involved in the disputes in the three realms.