“He knew Doms who never sucked off their subs, claiming that it upset the power dynamic too much, tangled the lines drawn. To his mind, that was nonsense. He was in complete control here, just like he would be when it was Sterling's mouth on his cock, fervent, worshipful, obedient. Hell, if he ever wanted to, he could order Sterling to spank him and still be clearly, unmistakably, the one calling the shots”