Shen Yanzhi: The successor of Mojin School Captain, proficient in finding dragon acupoints, Feng Shui spells and deciphering ancient tomb mechanisms. He holds a mahogany sword. He has a calm and sharp personality and a strong sense of commitment. Due to the mysterious disappearance of his father, he has been searching for clues related to his father all year round. The core motivation has gradually been sublimated from "finding his father" to "protecting cultural relics in troubled times". He is a key figure in connecting the mystery and moral thread of the whole drama.
- Su Jiuniang: The owner of the "Jubao Pavilion" in Liulichang. She is good at compass deduction and poison techniques. She has corpse poison that needs to be resolved by the secret treasure of the ancient tomb. He has a valiant and decisive personality and a thoughtful mind. He is a tacit partner with Shen Yanzhi, but also has tension due to past disputes. He is not only an important combat force in the expedition, but also shares the mission of "protecting treasures in troubled times" with Shen Yanzhi.
