I was popular in my school days, but after entering society, my friends got married one after another and left, leaving me as a boring single man. One day, I found a beautiful woman collapsed on the roadside and took care of her. That woman turned out to be my classmate and childhood friend Nao, who confessed to me 10 years ago. She no longer had the plain appearance from back then and had become a beautiful, big-breasted, seductive married woman...