Castiel & Leonard Snart
"Already intimate means we've already seen one another naked and-slash-or had sex of absolutely any variety which was mutually enjoyable."
Attention to detail was one of Leonard's strongest attributes; he grinned with unholy glee as his last partner flashed the shadowy form of wings behind him in accompaniment to the topic of 'angels.' He couldn't have asked for a better finale if he'd tried.
"Well, Cas, I've always had the opinion people go to Heaven for the climate and Hell for the company so I suppose it depends on whether you're an angel still fluttering around up top or one of those happily dancing down below?"