In 2003, a small mining town in Ningxia faces relocation when a burned body appears, echoing an unsolved case from a decade earlier. Veteran detective Chu Zhiqiang teams up with Zhang Tao, a reassigned investigator, to uncover the truth as the town prepares for relocation.
During the Northern Song Dynasty, the Zhao family—comprising Zhao Buyou, his wife Wen Yue, and their three children—lives in Bianliang's Que'er Alley. Zhao Buyou, a lowly clerk, seeks a simple life, while Wen Yue is focused on improving their living conditions. Despite frequent disagreements, the family remains close. An unexpected event thrusts them into a significant case, leading them on a journey of personal growth and discovery, while uncovering deeper truths and protecting their community.