Matsukawa, shaped by his belief in the importance of appearances since childhood, strives to maintain his good looks diligently. Admired by his colleagues for his efforts, he finds himself envious of his junior Chihiro's natural attractiveness. Despite his jealousy, Matsukawa acknowledges Chihiro's hard work and remains a supportive senior. However, Chihiro sees Matsukawa in a light beyond just a senior, leading to unexpected and intense developments that leave Matsukawa unsure how to resist such a charming face.