MADV-631 The school's top student, a fair-skinned, big-breasted girl, came onto me wearing a swimsuit that violated school rules... and I ended up having unprotected sex with Ruka over and over again. - Itoi Ruka

One day, I, a teacher, witnessed a student masturbating at school while wearing a swimsuit that was way too revealing and violated school rules. It turned out to be none other than Ruka Itoi, the school's top student, fair-skinned and busty. Perhaps she knew I'd seen her, because she suddenly showed up at my house and, lifting her skirt, teasingly flashed her body, saying, "Teacher, you like this kind of thing, don't you?" And underneath that, she was wearing that high-cut swimsuit...