Nathaniel's finger enters slowly, so slowly, while his other hand caresses Anders' length, keeping everything loving and pleasurable. Slow, slow, never moving out, no finger-fucking, just a gradual, gentle press deeper and deeper. This isn't a preview of pleasure to come, but its own experience, the slicking and preparation.

"Breathe, my love. Once I'm all the way in, I will ask you to do something. But for now, simply breathe and relax. I have you taken care of."