The wife's friend Kayo visits, and Taisuke is captivated by her beauty. Unlike his usually stern wife Yukaka, he can't help but be drawn to her gentle demeanor... Then Yukaka suddenly leaves for work, leaving Taisuke alone with Kayo. In the brief honeymoon mood, Taisuke spends an excited sleepless night and ends up drinking with Kayo who was also awake. As he listens to Kayo's troubles, their distance closes. In the night where only the two of them are present without Yukaka, their lips unknowingly meet...
