Pinching his nipples

"Oh, fuck! That's so fucking good," you hear Tyler say as you roll his nipples with your fingertips and swirl your tongue all over the cock in your mouth. "What a fucking cocksucker! Fuck, Matt, I'm not going to last very long..."

You look up at him as he stares down at you, his hands now on the back of your head as you take him deep down your throat.

"Oh, fuck Matt...I'm going to...fuck..."