Wang Ling's family life is turned upside down with the arrival of a little sister, Wang Nuan. Immortal King Wang Ling vows to teach Wang Nuan to control her strength. In doing so, her strength catches the attention of Ye Kui, a sinister organization, and Bai Zhe, a high-level prisoner of the Mysterious Prison. Wang Ling decides to bring Wang Nuan along and teach these villains a lesson!