There's a delay, of course, and then Marcus receiving the picture is signalled by a quiet, dizzy, "Oh," his hand quickening on his dick as he takes in the sight greedily. He can't think for a moment, definitely can't think about scheduling. He just ends up saying:

"Soon, I. God — mn — soon, love, once you're all fixed up, I'll come take care of you. Like you said, make a day of it," the words are tumbling out of his mouth now, some dam broken, as he drops the phone to slide his other hand down to cradle his balls, his back arching up a little, "take you nice and slow, get you ready for me, Christ, and — fuck you til you're yelling darling, God, I want that..."