Despite growing up poor, Li Xia works hard and wins a scholarship into a grand secondary school where she meets the legendary Fu Xiaosi and Lu Zhi'ang. Love booms in more ways than one, and the group of youth quickly became good friends. After graduation, everyone goes their separate ways. Xiaosi becomes a well-known artist, Li Xia becomes Xiaosi's assistant and other half, Qiqi won a singing competition and becomes a famous idol, Yu Jian heads overseas to realize her dreams of becoming a singer.

However, with the onslaught of adversities: the death of Xiaosi's mother, Li Xia's departure, imprisonment of Zhi'ang, Qiqi's betrayal, Yu Jian's loss; the warm and bright summer starts to fade away. Everyone is changing and they become doubtful about the origin of their friendship. A span of ten years make them realize that other than memories, nothing can be eternal, but at least they learnt to love and grow.