During the Spring and Autumn period and the Warring States period, Duke Ling of Jin favored and trusted the treacherous minister Tu'an Jia. When the border was in crisis, the prime minister Zhao Dun initiated a rebellion and was instigated by Tu, ordering the execution of more than 300 members of the Zhao family. Fortunately, loyal minister Cheng Ying carried Zhao Wu, the son of Zhao's daughter-in-law Zhuang Ji, to protect his loyalty and good blood. Tu ordered the killing of male infants throughout the country to prevent future troubles, while Cheng spared no expense in using his own son to replace Chun and save the entire population. Cheng
During the Spring and Autumn period and the Warring States period, Duke Ling of Jin favored and trusted the treacherous minister Tu'an Jia. When the border was in crisis, the prime minister Zhao Dun initiated a rebellion and was instigated by Tu, ordering the execution of more than 300 members of the Zhao family. Fortunately, loyal minister Cheng Ying carried Zhao Wu, the son of Zhao's daughter-in-law Zhuang Ji, to protect his loyalty and good blood. Tu ordered the killing of male infants throughout the country to prevent future troubles, while Cheng spared no expense in using his own son to replace Chun and save the entire population. Cheng