We don't say goodbye
This article tells the story of the high school and college life of childhood sweethearts Lin Yi and Lin Kai. Lin Kai left Lin Yi for some reasons in junior high school but returned to Lin Yi in high school.
Lin Yi's father and Lin Kai's father are partners in business
The second male lead in this article is Lin Yi's friend Jiang Tao. The two have been classmates and friends since junior high school. Jiang Tao has been silently protecting Lin Yi, and eventually became good friends with Lin Kai. Lin Yi and Lin Kai eventually went to college together.