Each word makes him go deeper; Anders' cock slides into his mouth, deep, twice, and another finger slides into Anders' body. The thrusts go deep with each iteration of Nathaniel's name, and each profession has Anders' cock disappearing into Nathaniel's mouth and throat. It's hard, keeping himself to what he has said he will do instead of grabbing Anders by the hips and shoving his cock inside. The begging drives him mad. But there will be other times when he can give into the begging. Now, he relishes the suffering. He delights in Anders' distress and the vulnerability it brings out in him, the closeness and intimacy of this moment.