Yang Lian Han is a talented scientist, the dream of all girls at the university.
Bai Ling Ling is a graduate student who falls in love with a guy.

The young people met in their early years on the Internet. Upon returning to China, Yang Lan Han is accepted to the university as a doctoral student. Suddenly, he runs into Bai Ling Ling, an "online friend" he has been thinking about a lot, and disrupts her carefully prepared doctoral thesis defense. To compensate for this, he helps the girl get a job in the laboratory, and they continue to be friends on the Internet.

Gradually, misunderstandings between young people will be resolved, they will solve difficult problems together and sympathize with each other.

An adaptation of the novel of the same name by Ye Lo Wu Xin.