 Illiterate villager Second Sister Xiang (Siqin Gaowa) was sold as a tongyangxi (child bride) to her present husband, a man with a lame leg, when she was seven.She has an intellectually disabled son Dunzi, who suffers from epileptic fits and is now grown up, and a younger daughter Zhi'er.Through her diligence she has started a successful sesame oil mill and now becomes the richest person in her village.