He finally tracks them down in Oxford in mid-October.
The third hand snags hers at the wrist; the dark head rises, and his first new sighting of Fox Mulder in three years is one in which Scully’s slender, dexterous fingers are sliding up to the second knuckle into the man’s mouth.
He clears his throat - perhaps too loudly, since he is in fact a guest, but he has no great amount of control over it right at that particular moment, with that particular image front and center in his vision.
Both heads swivel to regard him instantly. There’s a moment of silence, broken only by the soft wet sound of Scully’s fingers sliding out of Mulder’s mouth. Mulder presses a kiss against her fingertips and then lets her hand drop, but he doesn’t release her. They seem to turn like one being, Mulder with his arm around her, Scully leaning back against him. Her head is tipped up and back, her hair like tendrils of light caught on his grey t-shirt.
“Skinman.” Mulder flashes a shit-eating grin. “I heard,” he squeezes Scully against him, and she smiles, “that we had a visitor. How long’d it take you to track us down?”