When I returned to my hometown for the first time in a while, my ex-girlfriend, Yuki Koiro, came to visit me! She looked different from when we were students, and when I talked to her, she told me she was now a divorced woman, a slut, and a single mother! What's more, her breasts had grown so big (G cup) that they were about to burst, and I couldn't resist the temptation and ended up having sex with Koiro. My ex-girlfriend, who had been married, given birth, and divorced, showed up in the countryside and was extremely erotic. We repeatedly sought each other out, drenched in sweat...