Married for three years, Noa and Shin'ou had been living a happy married life. One day, Shin'ou brought his subordinate Kuroda home. After that, Shin'ou began to frequently invite Kuroda into their home. Noa gradually became captivated by the younger and more robust Kuroda, ultimately engaging in a relationship with him. However, there was an unexpected truth behind it all. To improve their stagnant nightly married life.
