The reason I crossed the line of infidelity with Yuzuru-kun was five years ago in the summer. At that time, we were both living in the same housing complex, and we became familiar with each other as we went to make dinner with Yuzuru-kun's mom several times. And that summer when my husband's cheating was discovered, Yuzuru-kun told me that he liked me whether he knew my heart or not. As if clinging to that thought, I asked for his body. And it's not just that day, five years have passed since the bad relationship...