H City, like all cities that work around the clock, is full of vitality and chaos. The only quiet place is M University, which is built in the suburbs. The green plants growing around the buildings on campus, the mirror lake so clear that you can see the pebbles under the water, the library that opens and closes on time every day, the wide avenues with few pedestrians, and the breeze blowing through your hair make people forget all the noise and feel like they are living in seclusion in a valley far away from the world. M University, at the graduation ceremony, the girl named Yang Qingwan smiled tenderly while holding her master's degree certificate. This was the moment when her goal was achieved. Speaking of Yang Qingwan, she is a typical girl who has been influenced by ancient literature. I usually study classical poetry and the joys of life of ancient people, and like the characters in TV series or novels, I want to be a person with both civil and military skills. I insist on running ten kilometers every day for exercise. I participated in the school football team during my undergraduate period and achieved good results, and I have a strong interest in everything. I think people who love literature are also wonderful people. Like Su Dongpo, Lu You, and Yuan Mei, which one is not a great figure in the literary world? But they are also gourmets. Well, studying ancient recipes is one of Yang's self-entertaining activities. She is extremely tired of the worldly sophistication and can't stand the flattery, flattery and defensive communication methods in the workplace. In a materialistic society, he maintains the innocence and romance of a poet. What others see as pretentiousness is the leisurely literary joy of life she pursues. But such a talented top student encountered something strange that changed the trajectory of his life - time travel. After experiencing the fantasy life, I understand the cruelty of history...