The Sleuth of Ming Dynasty (2020)

In 15th-century China, senior official Tang Fan and guardsman Sui Zhou investigate the apparent suicide of a landlord renting to Tang. Their search uncovers a deeper conspiracy involving a larger criminal plot and a looming coup. As they race against time, they must stop a sinister mastermind. (Source: MyDramaList) ~~ Adapted from the novel of "The Fourteenth Year of Chenghua" (成化十四年) by Meng Xi Shi (梦溪石).