This drama tells the story of Jackie Chan and his 11-year-old niece Xiaoyu's adventures around the world. In the film, Jackie Chan's duty is to find 12 magic spells before the gangsters. In the process of searching for the spells, Jackie Chan accidentally discovered that each spell represents one of the twelve Chinese zodiac signs, and each spell can give the holder a unique and mysterious power. Once they are united by the gangsters, they will release the "ultimate darkness" and become the culprit that confuses the entire society.