Xu Yawei is a rural girl from an ordinary family, a little wild and kind-hearted.
Zhao Yu is a kind-hearted but a little confused daughter-in-law.
They became deskmates, roommates, and good friends at Yude High School. In high school, they formed a sincere friendship with their classmates Tang Yufeng and Deng Xiaojie who had transferred from high school to each other during their fast-paced learning process.