I've been married for a few years, blessed with children, and living a happy life. My son was weaned much later than most children, so I spent every day breastfeeding him, but as he grew and weaned, I began to feel a sense of loneliness... Since giving birth, we haven't had sex, and my desire has only grown. At that time, my brother-in-law, Hanzo, came to Tokyo to look for a job, and we decided to live together. And as the throbbing in my chest continued, Hanzo started to cast his eyes on my chest...