Ianto gives the fingers a final little twist then gently removes them. The lube is warm from being stored in his pocket as he squeezes a generous amount into his hand and begins to slick himself up. God, that look on Jack's face. He never gets tired of it.
"This is a library, so I'd like you to be quiet," He requests in a tone that is anything but a suggestion. "Can you do that, or would you like me to gag you?" He feels his cock twitch under his fingers at the thought.