Graduation is fast approaching for 3rd-year high school student Gu Xiaoman, a sanda fighter, who wins medals in sports but not in class. Because she wants to continue to be schoolmates with her idol Zuo An, she decides to give the same effort to academics as she does to sanda. Her hard work combined with Zuo An's efforts to be her personal teacher pays off and they get into the same university.

A modern deliveryman Li Chengyu is transported to ancient times, where he disguises himself as a farmer to investigate rebels, becoming the son-in-law of village chief Chen Xinrou and unexpectedly finding love while using his modern knowledge to turn the tides.