Riverside Code at Qingming Festival.

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.