"Oh.. you want me to touch you..." He paused for a moment. "Here?" He asked, pushing one finger in. He'd put a little shampoo on it, to help it slide in. With John's size, there was very little resistance. He was used to much larger things than Sherlock's index finger inside his arse.

"Is that what you want, you slut, harlot. You need my finger inside of you?"