The Love Lasts for a Long Time, Not Just Morning and Evening

In the second semester of high school, the hero's life changed. He met someone who changed his life, and that was the heroine. In the following days, some subtle and wonderful things happened between them. In the days that followed, the two experienced separation and reunification, and both became an indispensable part of each other's lives. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.