The Demon Pill Xiao Beibei from the Netherworld was tricked by the people of the Netherworld into being reincarnated into the Zhenbei Palace to protect the palace from evil for eight years. The female antagonist, who has traveled through time and space, poses as the real princess with a fortune system, causing the female protagonist to be expelled. The palace's wronged souls start to cause chaos, and the palace's inhabitants regret their actions. Demon Pill Xiao Beibei discovers the evil deeds of her cheap father and the emperor, returns to the capital to expose the conspiracy, and tears down the villains.
