Momoko's work is going well, but in exchange, she has given up her happiness as a woman. She worries that she will grow old alone like this. However, when she accidentally has a relationship with her junior colleague Kawamoto on a business trip... Momoko tells herself that it was just a momentary hesitation, but she cannot forget the warmth of a man she has not felt in a long time, and she even invites Kawamoto out during work hours. Momoko enjoys secret rendezvous with Kawamoto, out of sight of others, but one day, he comes to her for advice...