"Sorry," Jonghyun said, "That was out of line. I'm here to buy flowers of course," And gave off another one of his grins. Then a frown creased his forehead as he remembered. I have to stop doing that, Jonghyun thought. Wow, it's so hard to flirt when the other person can't see you, His mind muttered.
The best lines ever.

This is sweet and heart warming with good pace. I wonder if Key and Jong will make another band together,heehee