Recently, your son enrolled at Euryale High, the once monstergirl-only school that recently opened their doors to humans.
At the parent-teacher conference for your son, his teachers revealed that he's been doing very well. Additionally, you've caught their attention when you revealed you were a single father.
Now, you're caught in the affections of an Arachne, a Papillon, a Merrow, a Gazer, a Nekomata, and a Dragon-girl!