In different environments, they got to know each other. They went through ups and downs, and finally agreed to stay with each other for the rest of their lives. The news that Chen was leaving made the others heartbroken, but they promised to wait for his return. During the long wait, two of the four were left (Ran and Hua Xi), but for the person he liked, Ran chose not to believe Xi. Xi left sadly, and she no longer waited for Chen.
Will Chen's return finally reunite the seven people? What happened to her back then? Why didn't Ran believe her? What did she do wrong?
In love and friendship, how will Hua Xi choose and how will Ran deal with it? . .
An accident, will Hua Xi leave them? . . .