Her grin grew more sly. "No you really shouldn't have. I should take you up on it, but I won't."

The way he was looking at her...Lex had half a mind to pull him back down into the bed and not letting him up. But this was still a bit weird for both of them and she didn't want to ruin the moment. So instead she just flushed slightly in response at having such a look directed at her, especially when he was a she.