JUR-753 My plain childhood friend, who used to have a crush on me, had transformed into a sexy, busty married woman, so I had unprotected sex with her until I was completely exhausted...

Original Title: 昔俺の事が好きだった地味な幼馴染が、色気漂う巨乳人妻に進化していたので、性欲が尽き果てるまで生ハメしまくった…。