A Peasant Doctor's Concubine, Her Husband Is Too Arrogant

Traveling through an ancient farmhouse with a medical system, you fell into a remote mountain village. A seriously ill man? A scrawny son? There is also a beautiful sister-in-law and a wonderful mother-in-law... Well, and the infamous original owner himself! Awesome, my ancient times, look at how she joins hands with her sickly husband to conquer the world, causing turmoil in the four kingdoms... [Don't worry, this is a 100% pampering article, a little cruel but extremely sweet. The female protagonist is smart and playful, while the male protagonist is cold and yandere. Interactive group number: 601474033