Instead of saying anything, Sherlock just pushed forward, slowly, slowly.. He had no idea what John was like inside, if he could even get his entire penis in him.

It seemed like only moment before he felt his pubic bone gently press against the scales of John's tail.

Just like that, he was fully inside.

It had worked, he fit.

It shocked Sherlock enough that he sat there for a bit, not even believing that this was happening.

But it was.