"Yang Spirit" is a costume fantasy and suspense film that tells the story of Zhao Feirong, the saint of the Dalo sect, who tries every means to find the Pure Fox clan, a hidden tribe, and release the demons suppressed in the Pure Fox village by the Dalo sect. Hong Yi, the son of the Hong mansion, has been bullied since he was a child and enters the city to take the imperial examination in order to clear his mother's name. Unexpectedly, on the night before the registration, a mysterious girl invites Hong Yi to teach at the Pure Fox tribe. With that, Hong Yi becomes embroiled in a dangerous chase. After experiencing numerous adventures and dangers, the oppressed Hong Yi decides to learn martial arts and joins the Pure Fox clan on a journey to fight against the Dalo sect....