It is forbidden to ejaculate in class while being nipped by Miru.

It is forbidden to ejaculate in class while being nipped by Miru. Tsukkan no Yu: So basically, after you see Miru get really horny and she says, I will give you permission to do that. Yu

授業中に保健室に来て、みる先生と乳首開発されながら射精する人はいません。