This is the story of two bamboo horses. Xiong Binrui and Shan Jingyuan have known each other since childhood. However, because of the budding relationship between the two in junior high school, a different chemical reaction occurred between them. Secret love is the most beautiful time in the world. I like it but dare not tell it. I want to keep it and develop it further. Because of this secret love, the two people changed from boys to men. Everything in their lives was related to each other, and they lived a life of working hard for each other. Half a year has passed, but neither of them knows the pain of love.