Wen Zhiheng, a young minister of Dali Temple who was frail since childhood and could see the yin and yang, met Shen Luotang, the enemy of Shen House who had his family destroyed.
One person and one ghost work together to search for suspicious clues to find out the real culprit behind the scenes, and tear open the fig leaf hidden in the harem.
When Shen Zhai was vindicated, he exchanged his remaining life for her to return to the world.
Purpose: To redress the souls of the dead impartially and return to the human world in exchange for love