Is there something in perticular, maybe something unusual when you are reading that really just turnes you off? A specific hairstyle? A behaviour you don't like? Clothes?
1) When the uke is obviously getting raped and the seme goes like "Shut up, you're a slut, a faggot, you're enjoying this."
2) When the uke looks like a girl with a penis. Nope.
3) I N C E S T NOPENOPENOPENOPE
4) Saying "pussy"
5) Shota reply