It tells the story of what happened when the younger brother was working under Chen Pi Asi. After Chen Yunjin lost his memory, the younger brother gradually remembered what happened before with the help of the fat man Wu Xie and the heroine's sister. Because it is an interlude, the story may be a little scattered. The story is divided into three levels. The heroine's sister tells the first layer, the heroine tells the second layer, and the third layer is narrated by the younger brother. Layers of threads are peeled off, giving you a different visual enjoyment.