The Charming Oiran Made the Prime Minister Confused

[The male protagonist is boring + possessive + the female protagonist is sober + independent + the male and female protagonists are both clean] [The sinister and cold prime minister VS the charming courtesan] The male protagonist never liked anyone in the early stage, and he was a bit controlling and possessive towards the female protagonist. Xie Siheng is the prime minister of the dynasty, with a high and powerful position and a clean life. He has a life-and-death relationship with the emperor and is the object of admiration for the noble ladies of the capital's aristocratic families. The top star of Wanqin Baihua House, who sells her art but not her body, met Xie Siheng by chance. Since then, her original life has undergone earth-shaking changes. Xie Siheng met Wanqin once, and he had the idea of ​​raising her by his side... Soon there were rumors that the Prime Minister, who was not a womanizer, was smitten by the enchanting courtesan. Until one day, Wanqin had a dream... Soon after, there was news in the capital that Prime Minister Xie's wife was missing. He sent people to search everywhere to no avail... On the other side, Wanqin was running a restaurant, and her hands were weak from counting the banknotes. [The plot is all fictitious, and some of it may be unreasonable. I hope you don't mind too much The plot is also brainless, so please be gentle!