At the end and beginning of the year, I returned to my wife's parents' home. Waiting for me there was my lewd sister-in-law with her excess body. As my sister-in-law's seductive allure grew bolder, my heart began to waver, and my honest body couldn't resist, ultimately leading me to have intercourse with her. Why would such a beautiful person be interested in someone like me? Despite my doubts, I ended up becoming hers.
