Yu Yu, a young boy from the city, transferred to school in the town due to family reasons. Jiao Jiao, the class monitor in the town, was threatened with her status in the class. It started with anger. She started to protect her out of sympathy, but was entangled by the other party when she was about to leave... This is just a growth story. At the beginning, we didn't understand love, and later we won't know how to love, but time, it will eventually teach us how to love.