**

He Yuchen traveled to the world of "Siheyuan" and transformed into the younger brother of Shazhu who had just returned from the battlefield. The initial plot was to save a powerful official, and then the mysterious merit system was activated, and an extraordinary life chapter was written from then on. Act chivalrously and do justice, hang a pot to help the world, and accumulate endless merits Micro-medicine heals the body, big doctor saves the world Ding Qiunan: Brother Yuchen, you are so cunning, but you make me happy Yu Haitang: I swear I will never marry anyone other than Brother Yuchen in this life. Zhou Xiaobai: I hope we can build a precious memory together