Bai Lin and Song Qiqi make tough love decisions! In her fourth year, Bai Lin started on her internship, but due to her inferiority complex, she dare not confess to her crush Li Jia Hang. On the other hand, Song Qiqi commenced her work study program and got to work with her crush Xiao Zheng. She even found a new suitor in the process. How will these two girls make their difficult love decisions?...

雍正皇帝严暴治政，为巩固政权，建立粘杆处、血滴子等特务组织为其探查官吏与民众有异心者实行暗杀，也有数以万计无辜人士受此牵连被发配到东北最为苦寒之地。相传此处曾是蛮荒之地，后有六个兄弟来此定居，满语“六言宁古，个言塔”，故后人称此处为宁古塔.........

A Physics PhD student of Donghu University, Mu Cheng He, happened to be the invigilator in a final exam. He misunderstood Xue Tong, a third-year student in English Department, had cheated in the exams. That marked the beginning of their romance. Mu Cheng He and Xue Tong's admiration for each other budded from their frequent interaction and thus developed into a love story. During Xue Tong's university life, she met three roommates: the cool and charming Zhao Xiao Tang, the active and enthusiastic Bai Lin, also the quiet and gentle Song Qi Qi. The four girls of unique personalities not only built up their friendship, they also experienced different love stories....