When a Tyrant Has No Heirs, It Is up to His Ministers to Carry on the Family Line.

I, Zhang Zhengxiao, was originally just an insignificant and transparent person in the court, who managed to secure an iron job by relying on my honest work. But one day, a weird guy who claimed to be a system came to me and bluntly said that the emperor had no heirs and that only I could pass on the lineage to the tyrant. I trembled, panicked, and I was at a loss. Unexpectedly, a conspiracy storm completely pushed me into the tyrant's territory. I struggled to escape, but all in vain...