Every nudge back is enough to tease his finger against Eggsy's hole, and after a couple of those, he manages to nudge in just to the first knuckle. The next little shift back takes him deeper.

The stroking was still slow and heavy and teasing. It was easy to make it a little much, to lean into that desperate edge of not enough and too much all at once. That was a nice place to be.

Quentin scraped his teeth against Eggsy's neck, down to his shoulder. "Don't shut up on my account. You think you're making all that noise outside of this? That everyone can hear you, trying to keep those slutty noises to yourself?"