Li Si and Li Yan are biological brothers, but as his elder brother, Li Si likes Li Yan, and Li Yan really likes Jiang Boyu. Before Li Yan confesses his love, he hears Jiang Boyu say that he wants to go abroad. The life of Li Yan and his sworn brother in school. When Jiang Boyu came back to college, Li Yan didn't feel happy either. He discovered by accident that he liked his brother. He was afraid that his brother would tell him that he didn't express his feelings, so he could only secretly love... The ending is...
Intention: youth