Shishunki no Obenkyou

Shishunki no Obenkyou is a multi-volume doujinshi, and only the first part will be animated. And the first chapter of this hentai will show us the beginning of the story, about two classmates of Kasuga and her school friend Kobayashi. The girl has an irresistible curiosity and a desire to find out what men look like below, i.e. she wants to see a real penis, and is constantly tormented by these thoughts not knowing what to do.