the story takes place in the year of kangxi of the qing dynasty bbb。 nie duobao (played by ma junwei), who had been powerful since childhood, had a conflict with the lanling guard erhao, which triggered a conflict between manchuria and han dynasty. in order not to escalate the dispute, kangxi (played by chen guobang) ordered the han people to apply for the imperial guards, but later it was stranded due to the obstruction of the empress dowager xiaozhuang (played by cheng kewei). shunzhi left a letter before his death. fuquan (played by ma guoming) believed that this letter must involve the issue of who will inherit the throne. during the investigation, he learned that the letter had been lost, so he killed innocent people indiscriminately and blamed all the blame on xiaozhuang, kangxi and others, causing the simple-minded duobao to go astray. by chance, duobao heard people's slander, saying that kangxi was an enemy who forced his family. he wanted to use kangxi to kill him during his southern tour, but after fierce ideological struggle, he did not start. kangxi thought that he had made contributions to protecting him and promoted him to commander of the guards. at this time, fuquan, who had no hope of succession, finally attacked...