He groaned, wanting to get lost in the kiss. Sherlock certainly knew what he was doing and it felt like he wanted to give into all of it. But he didn't want to rush into anything. Especially not an adrenaline fueled one.

And then Sherlock grabbed his arse and... It shot a wave of lust through him.

John pulled back, putting his hands on the man's shoulders. "Hey, woah, slow down..." He smiled at Sherlock. "This is sudden. I want to, but we don't have to rush."