他の生徒が無理やり生でヤろうと先生に迫る中、シロコは「私は先生とできるならゴムありでもいいよ」って聞き分けの良い女のふりをするんですが、それを真に受けるとこうなるらしいです。

↓限定イラスト
https://menbowfederation.fanbox.cc/posts/3300514
https://fantia.jp/posts/1087816

While other students forcibly approach Sensei, trying to get him to fuck them raw, Shiroko just pretends to be a good listener, even saying "If I can be with Sensei, I don't mind doing it with a condom"...
In reality, this is what happens when she's serious about it.

Limited illustrations ↓
https://menbowfederation.fanbox.cc/posts/3300514
https://fantia.jp/posts/1087816