Chapter 1: September 5th

Mizuki is a high school girl in Japan who has a best friend from childhood. Yuru met Mizuki when they were in 5th grade and from that point on he slowly developed feelings for her. Yuru started to notice that Mizuki is more distant to him than normal. He wonders why. In the meanwhile, Mizuki was forced to get married and her parents are putting pressure on her. What Yuru doesn't know is that she has secrets about her life. What will he do to get closer to her and how will she be able to handle her personal life?