Ianto pinched a little in retaliation for the pseudo-drama in Jack's voice. He may have even growled a little, low in the back of his throat, just to tease. His palms smoothed out skin and muscle, admiring while he wasn't distracted. He'd be distracted soon, he imagined.
"Getting warmer? Oh, is that what you're after? Anyone ever tell you that you're oversexed?" His own fingers slid down Jack's front, tickling at skin, so that he could thumb at Jack's flies.