Ishuzoku Joshi ni ○○ Suru Hanashi  

Ishuzoku Joshi ni marumaru Suru Hanashi, A Story About Doing XX to Girls From Different Species, 異種族女子に○○する話, Ishuzoku Joshi ni OO Suru Hanashi, История о том, как делать XX с девушками из разных видов

The only human student at an all-girl school is on a mission to sexually harass each of the monster girls.(Source: Mangadex)