After graduating, I joined a company I applied to on a whim. I became close with Miyuki, a client, and we eventually married. Miyuki didn’t want to get pregnant because she wanted to keep working, so our sex life was sparse, leaving me lonely. One day, Miyuki’s old friend Chiharu visited. Unlike my serious wife, Chiharu was free-spirited and cheerful. When Miyuki left the room, Chiharu kissed me, smiling at my shocked expression…