Kunkun House – Even though I could date the school’s most beautiful girl, Plain Girl is just too erotic – Completed

The protagonist’s school experience was looking good, with long-desired girlfriend on the way, however, as he was turning around to kiss his new girlfriend, he accidentally stepped on a spider and killed it…

But that was okay…

Because that spider was actually a simple girl who was so unremarkable and uninteresting that nobody noticed her…

And that’s all…except…​