He likes that, her thumb flicking over his nipple, drawing it out small and stiff - but not nearly as much as he likes her reaction to his mouth. The arm slung around her hips presses down, bringing her down just a little harder against his cock. Every silky shift of her body seems to go straight to his groin anyway; he's doing everything in his power to ignore that fact, like his hard-on might disappear if he looks directly at it.

"You like that?" he murmurs against her breast, chasing it with a gentler kiss to her areola, undeniably pleased with himself.