Koyuki finds herself wedded to a man who is over twenty years older than her and is unaware of what the future holds for her. She has not even laid eyes on her husband's face, leaving her in complete darkness. However, Koyuki is not the only one struggling to understand the complexities of married life. Even though Shin wears a mask, he is equally inexperienced as his younger wife!
Can these two inexperienced souls overcome their discomfort and age difference?