-A girl, her name is Mu Yuting, was abandoned by her lover
-A boy named Ling Jiaoyang abandoned his lover
-Two overlapping straight lines suddenly turned into two parallel lines one day. The boy began to trample on the girl's feelings. The girl thought that the boy no longer loved her, so she began to slowly forget the boy, and finally found her own happiness and had her own family.
-But, what is the truth...