Leaf, 16, lives with his grandparents in a beautiful fishing village by the east China sea. His childhood friend Gu Qingchen suddenly returns to the village for the summer. The two boys have not seen each other for ten years and have led very different lives. However, they immediately reconnects. They wander around the tea plantations, beaches, and roofs of the village watching sunsets, talking, and letting time pass by. Their connections grow deeper each day. Can their youthful minds figure out how to deal with their youthful hearts?