“If I’d known you liked this I’ve done it sooner.” Mary’s smile is wicked as she watches John sink down onto her strap-on. John’s face is red, mostly exertion, just a touch of embarrassment, “Didn’t know.” He rests, fully seated. “It’s good for you?” Mary runs her hands over John’s thighs, pulls him a little closer. “Oh, yeah. More than.” She rolls her hips up into him and smiles when he groans and drops his head back. “That’s my boy. Take Mama’s cock.” John groans and rocks harder “Yes, Ma’am”

By prettyarbitrary March 30, 2014 #bbc sherlock, #fanfiction, #mary morstan, #not my fic