There's a temptation to deny him, but it's such a sweet, pretty thing, how he begs like that, and he can't bring himself too. His fingers move intently, pressed right against Eggsy's prostate with each thrust, and he strokes him quicker.

"Do it," he breathes against Eggsy's ear, mouth curved into a generous, teasing grin. He grinds against Eggsy for a moment, just so he can feel exactly what he didn't get to have. Some other time, maybe. "Come for me, like a good boy."