"The Sun God's Forgotten Love" is a fantasy and suspenseful ancient costume film that tells the story of Zhao Feirong, a saint of the Dalai sect, who tries her best to find a hidden tribe of pure foxes and release the Dalai demons who suppress them in the village of pure foxes. JadeHong Yi, the son of the Hongfu Mansion in the capital, has been bullied in the mansion since childhood. In order to bring honor to his mother's name, he went to the city to take the imperial examination. Unexpectedly, the night before the registration, a mysterious girl came to invite Hong Yi to teach in the pure fox tribe, and thus HongYi was caught up in a dangerous pursuit by chance. After experiencing a perilous adventure, Hong Yi, who had been suppressed since childhood, resolutely decided to learn martial arts and embark on a journey against the Dalai Sect with the pure fox tribe.