Ianto groaned, canting forward agreeably into Jack's touch. "Don't you dare," he growled with mock-threat when Jack played at letting go, "or you don't get your reward."

He let that sink in, gave Jack a moment to think about what sort of reward Ianto might have in mind, and took the opportunity to slide a third and final finger inside himself. For all Ianto's very good intentions of going slowly, Jack was always so good at making him eager, damn him.