After graduating from university, Su Luo gave up the olive branch offered by her boyfriend Zhao Xiubin and still chose to return to her alma mater as a librarian. While working in a quiet and comfortable campus, he gradually fell in love with his high school teacher Yang Mu and took the initiative to pursue him. However, Yang Mu never responded due to his teacher-student relationship with Su Luo. The bold Su Luo, with the help of Zhang Xianzhang, Yu Yu and others, pursued Yang Mu, and finally allowed Yang Mu to put aside the shackles of the teacher-student relationship and enter the palace of marriage. However, a child suddenly came to their door and broke their happy married life. Faced with the unexpected child, Yang Mu went from escaping to facing it bravely, Su Luo went from being forced to accept it to letting go. The two knew each other, loved each other and supported each other all the way and finally got married.