Years after marrying my wife, her mother, Shouko, suddenly came to visit. Apparently, she was scouted to be a lingerie model and left home after an argument with her father-in-law. To calm her down, we let her stay at our house for a week. That night, unable to sleep, I went to the toilet and noticed a light coming from my mother-in-law's room. Curiosity got the better of me, and I peeked inside. There, clad in lingerie, was my mother-in-law, her expression both alluring and seductive. Her body was unlike anything I'd ever seen, and I couldn't tear my eyes away from her. I was captivated by her beauty and sensuality…