In Huangquanwei in the south of the Yangtze River in the late Qing Dynasty, the onmyoji master Lu Yinqiao broke seventy-two taboos with a licensed bone mirror in order to find his mother who was dragged into the river bottom by a paper man. The mysterious cases are intertwined, pointing directly at Wumen Ancestral Hall, and he is actually a key piece in the human-ghost gambling game.