Thankfully, the landlady was either not home, or didn't hear them. Sherlock started up the stairs, looking over his shoulder every few steps to make sure that John was still following him.

Oh, how he just wanted to throw John up against every single wall in 221B and make him leave a protein stain on each one as he fucked him hard.

He growled, a predatory sound. He couldn't help it, it was a part of him. when he got aroused, his dom came out, and it was impossible to squelch those desires and tendencies..