Minato Won’t Put Out

A teacher by the name of Mami is in a relationship with her student Minato.
The condition being that he will not have sex with her until he graduates...
However, while he may not be putting out, that doesn't mean they aren't having foreplay.
Day in, day out... the flames of passion fueling Mami's lust grow stronger...

Official Translations:
English, S.Chinese, T.Chinese, Korean