"You're quite certain about that?" Watson scrubbed gently another moment, unnecessarily, and then kissed Holmes, moving from shoulder to mouth. His movements were lazy and unforced. "I would hate to jump to conclusions on this count... but I think you might be right, today."

His scrubbing was very gentle, very loving, but by this point there was little purpose to it. He was more interested in simply soaking and relishing the moment. They were clean enough.