Some people are into what's practically humanoid dogs fucking or incest but hey, we ntr-enjoyers are the worst...
If you're that hostile to NTR, I suggest trying out Nyatorase. It's too wholesome to be considered cheating but still great; it's a good starter to the complex world of "cuckold".
Besides, to be that demeaning to cuck-enjoyers is, I believe, to be an obvious form of projection... Check yourself mate