I'm usually not into the 'disgusted face during sex' fetish, but it's so rare to see explicit art of Hanako not enjoying sex that it's weirdly arousing.

Tenjin-no-Mikoto said in comment #2509279:

I'm usually not into the 'disgusted face during sex' fetish, but it's so rare to see explicit art of Hanako not enjoying sex that it's weirdly arousing.

Because sensei is using protection