John kisses him for a long moment before finally pulling away, and grabbing hold of Sherlock's jaw, making him look straight at John. "I swear, if you say anything to anyone about this." He threatens, his brow furrowing.
"I will deny it, and really really hurt you for it afterwards." John admitted after a moment of thinking before he went back to kissing Sherlock. This time, he also brought his hips down, pressing them against Sherlock's roughly.