Women with sensitive nipples definitely have sensitive pussies. And they are super perverted women who are extreme masochists and love dicks so much they can't help it. If you just pinch their erotic nipples that swell up with just a light touch, they'll cum just from that. Their pussies are already wet, and if you stir them roughly, they'll cum like crazy! When you thrust your dick in, they recoil and twitch, reacting with genuine convulsions and cumming! You're guaranteed to have your sadistic heart tickled because they react so amusingly!