Snake immortal Yue Huanhuan, due to a past karmic affinity, needs to accept the trials arranged by Heavenly Dao and head to a matriarchal world to investigate illegal time-travelers, thereby resolving the karma. She is reincarnated as a well-treated, leisurely prince, and her estate gathers many talented confidants, with interesting and amusing events often occurring as they get along. Yue Huanhuan originally intended to peacefully complete her trial mission, but unexpectedly, a heavenly youth who shares an old affinity with her tracks her down, and the two thus embark on a comedic and interesting destined story.