The well-known detective Wu Laoer welcomes Su Yao, who looks frightened. She was haunted by nightmares, strange things happened frequently at home, and her husband Zhao Yu disappeared mysteriously. Wu Laoer accepted the commission with pity and curiosity. As the investigation deepened, from Su Yao's old villa to the abandoned factory in the suburbs, strange events followed one after another. The appearance of the mysterious old man brings out the ancient legend of the mysterious spiritual realm underground in the city - where evil souls are sealed, and now there are souls trying to break through the seal. Wu Lao'er and Su Yao followed the old man into the spiritual realm, facing the sky full of ghosts and strange creatures. In this dangerous place, Wu Lao'er relied on wisdom and courage to explore the mystery of Zhao Yu's disappearance, and launched a thrilling contest with the evil forces. What is the truth, everything is waiting to be revealed.
