https://www.dlsite.com/books/work/=/product_id/BJ01085516.html

Saaya is delighted to be in close contact with the boy she admires, Saito, on a crowded train, but ends up being molested from behind by Kono, a disgusting teacher.
She withstood Kono's caresses without Saito noticing, but her wet crotch allowed Kono to invade her, and Saaya, who had her virginity taken away in front of him, was unable to resist.
She fall into a feeling of pleasure...!

Base +8, yupokamusi -8

这题目不错

Base +6

Kind of jumped the gun too early there with the NTR, didn't even give it time to season the OG couple to make the viewer feel the thrill of her getting stolen.

Base +5, worm148 +7

纯爱，但是牛头人

Base +6, jxxy24 +6

熟悉的最對味

Base +6

Really, the situations for NTR only work in doujinshi but the girls and sex scenes are hot as hell!

Base +13

标题纯爱内容牛头人 这何尝不是一种……

Base +6, pupkinsky -13

标题很对啊，单纯喜欢做爱呗

Base +6

標題不是已經寫了純愛NTR XD

Base +24

把牛头人骗进来，这何尝不是对牛头人看客的ntr

Base +5