The resentful best friend travels through daily life

Q: What would a contemporary female college student do if she traveled back in time? Zhou Ning: Hmm… Hmm, try to travel back in time? Shen You pulled her best friend over and of course went on a carefree journey. Cooking, studying medicine, building villages, and building schools. Zhou Ning×Bai Zhao, Shen You×Qi Ji are almost the two female protagonists, pure sisterhood, and each has their own CP. ...