Introduction: A new employee is hired in Chihiro鈥檚 department. Mukai, a refreshing and well-mannered guy, is the same age as Chihiro. His excellent talents are enough to get a stamp of approval from even HR. While feeling slight hostility towards the talented Mukai, Chihiro avoids competing with him directly, however, one day he notices a hidden passion in Mukai鈥檚 gaze.Mukai likes him.Mukai, who was in a completely different league than Chihiro, was being sweet only to Chihiro. Just as he was feeling good about that鈥?Sweet and painful, a grown-up鈥檚 romance....