Xiang Wang Shi
Japanese title: 相忘师
Type: ONA
Source: Web novel
Status: Not yet aired
Aired: Not available
Duration: Unknown
Studios: Bu Keneng de Shijie, Tang Cai Zhaopin
Producers: iQIYI
Genres: Action, Adventure, Fantasy
Themes: Historical, Martial Arts

The whale swallowed the present world, and the human race was in trouble. The boy practiced the "forgetfulness technique" at the cost of his memory to prevent the catastrophe! Will they live together in the face of adversity, or will they forget each other in the arena?

(Source: iQIYI, Google translated)