Nina devotes herself to work as if to escape from her marital life that does not go well. If she returns home, the cold war with her husband will begin again. I don't want to go back... It was her colleague Kazuya who held back Nina, who had a melancholy face. He worries about Nina, who is not in good spirits, and treats her to a special coffee. There is someone who cares. That alone made Nina happy, but she even confessed ... He knows the joy of being loved by his wife as a woman, and drowns in the immoral pleasure of betrayal.