Based on the original novel of the third uncle of the southern school, iQiyi's self-made drama series "Ultimate Notes" tells the story of Wu Xie who has just learned from the third uncle about the hidden situation at the bottom of the Xisha Sea after the Genting Tiangong incident, as well as the grievances between the Warring States Silk Book and Lao Jiumen, and then received two videotapes from Zhang Qiling. In order to further uncover the truth of the matter, he followed the fragmented clues in the video to Qinghai, but fell into a deeper mystery, and since then he has been on adventure all the way.