The summer in Yuhe City is long and hot, carrying the memories of Xu Zhixia and Xiao Ye. When 12-year-old Xu Zhixia first arrived, he met Xiao Ye, a rough guy who loved Chinese painting. With his company, he started a journey of love for Chinese painting, and a secret love arose. Xu Zhixia later left because of his parents' work. When he returned many years later, he slapped him in Xiao Ye's territory. The misunderstanding was solved, the two regained their dream of traditional Chinese painting, and the painting exhibition continued to have twists and turns. In the end, their love is as strong as the colors of traditional Chinese painting, and it comes to fruition in the world of fireworks, continuing to write their own summer love song.
