A pair of glass slippers can turn a girl into cinderella. But, it only last 7200 seconds. By that time, she can be loved by the guy she had secret crush on.
Yup, it’s an old manga and I remember reading it when I was at junior high. This is one of the manga when Yukari Kawachi sensei still haven’t put some smut in her works (like nowdays). You can find this manga in niobe