Do you still remember your first love? Maybe it makes you happy, maybe it makes you miserable, maybe you have forgotten all about it. However, for Zhao Wanxin, she had laughed, suffered, hated, and forgiven. When she met the boy she met at the age of eighteen again many years later, she realized that all emotions were like the flowers he and she planted together that summer, blooming brilliantly in the long time. This is a simple and ordinary first love story, but perhaps, it will also be the story of many, many people.