Liang Xiaoyu's father-in-law who appeared ugly and honest but was actually full of deceit. He had an affair with a widow who later remarried and gave birth to a boy seven months after remarrying. The boy resembled Grandpa Cai. The widow's current husband demands child support from him. He lies about his income, telling his wife he earned 80 when he actually earned over 100, giving the rest to his mistress.
