The love story of Chen Yuyang and Su Jianan.
The two started falling in love in high school, then went to college together and worked in a company.
But as the two of them fell in love for longer, Su Jianan felt more and more disappointed about this relationship.
By chance, she heard rumors about Chen Yuyang and his secretary in the company's tea room. From then on, she became a sensitive rabbit...
Their love began to encounter deadlocks and temptations...
Is it true that love is something that "breaks apart after a long time together"?
Is there really no relationship in the world that can always be true to the beginning?
And is their love really like the old summer days? No longer young?