It's been three years since I married my beloved wife, Yukine. I was stressed out by my position as a middle manager, and I couldn't hold Yukine in my arms. Yukine encourages me, but I know that she indulges in masturbation every night. One day, I invited my subordinate, Saji, over to my house. We had missed the last train, and I was drunk, so I suggested that the three of us sleep side-by-side. Something might happen... I went to sleep anxious and excited, but I was woken up by the sound of something being sucked...