The protagonist, Lin Yan, is a graduate student in the Department of Modern History. He specializes in the late Han Dynasty and the Three Kingdoms. He has minored in basic Chinese medicine and ancient weapon restoration. He has a calm and pragmatic personality and does not indulge in daydreams. When he was participating in the collection of Eastern Han Dynasty bamboo slips in the museum, he was accidentally hit by a bronze token with the inscription "Begging Thieves" and traveled to Xihe County, Bingzhou in the third year of Zhongping (186).
