"So good." Nathaniel's praise is coming more breathless, and there's a gasp when Anders hums and the vibrations surround him almost to the root. "So very good. You know how to earn your keep. I like the sight of your hair in such disarray over my th--"

He cuts off with another gasp when his balls are played with. It takes very little from there before he is coming hard into that hot mouth, fingers tightening in Anders' hair enough to pull. Not too hard, though--his grip loosens before it can really hurt or tear. He comes down gasping, chest heaving, his other hand stroking the side of Anders' face soothingly.

"Oh, my pet," he breathes when he can. "You have done your job so well. What reward do you ask of your master?"