Li Chen, Zheng Kai, Sha Yi, Bai Lu, Zhang Zhenyuan, Xie Yilin, Shen Xiaoting, Cheng Lei, and Gao Hanyu continued their journey through Pu'er and Dali, experiencing the unique local customs and cultures of each region. Before embarking on a new day of travel, the Pu'er team officially began their coffee "competition." After warming up their sense of smell, the taste and brainpower followed. Weishan Ancient City, located at the heart of the Ancient Tea-Horse Road, has been a key stop on the route since the Tang Dynasty. Its rich local history and culture contribute to its unique charm. Here, a puzzle-solving challenge begins, with Zhang Zhenyuan, Cheng Lei, and Gao Hanyu tasked with solving a puzzle from eight clues.