On October 20th, my childhood friend Yukio suddenly reappeared after vanishing years ago. He was the boy who once harbored deep feelings for me. Though I had feelings for him too, I ended up marrying his best friend. The three of us had been inseparable, sharing countless happy days, and I truly believed we'd stay together forever. But one day, Yukio disappeared without a trace. Years passed, and while my husband was away, Yukio showed up again. Despite being married, I could never forget him—and the more I admitted that truth, the more my body burned with wet desire…