John let's out a soft groan. This is much more enjoyable than he thinks it should be. In a way, he feels a little guilty by indulging in this, but at the same time, it feels like the best choice he's ever made.
John shifts slightly, moving to lift Sherlock's shirt up over his stomach. As he exposed the flesh, his breath caught in his throat. For a moment, he glanced up at Sherlock, and then ducked his head, kissing his stomach as he worked his fingers just under the top of Sherlock's pants.