Sherlock, his eyes still closed, fell back on some of his past relaxation techniques. He breathed deep and slow a few times, willing his body to relax.

But, of course all that went out the door when John's fingers found his perineum and his mouth settled around his cock.

"Ahhhh!!!" His eyes went wide and he jolted up onto his elbows before laying back down again.

"John. your wicked, wicked mouth." Oh how he had missed this.