The successful male protagonist lost his beloved wife and chose to teach to escape from the world to heal his wounds. At school, he met an orphan girl who was frustrated in the workplace. With the joint efforts of the two, they created a better learning environment and resources for the children in the school. In school, the two people got along day and night, and gradually realized that they could no longer leave each other. After the separation, a strange combination of circumstances led to the intersection of the two people, and finally they came together.