It was impressive, the fact Crowley hadn't heard Kol come in, even with the increased senses demons had. Though he hadn't tensed. There was enough security, both magical and normal, around his house that no one was getting on the grounds without him knowing about it. And while the crazy Mikaelson brother apparently had some record for killing the lovers of his siblings, Crowley reckoned he'd probably earned himself enough credit that Klaus wasn't going to randomly kill him any time soon. Probably.
With most others, he would have put on a smirk, hidden how tired he was, but Kol was one of the two people he didn't bother to put on an act with. And really, these days Ruby got something of an act, the confidence he didn't really feel but she needed to believe in. But a half smile did appear on his face as he looked up at his vampire pouring a drink. "Your tastes are improving." Bourbon was acceptable, but nothing really beat the flavours of a quality scotch, perfectly aged. Glencraig was his favourite, but it was rare these days. It was probably the lingering hint of Scotsman in him that so appreciated proper whiskey.
And thinking of that.
"Things are complicated," he only half answered, swirling his drink around his glass for a moment. "Tell me something, how many ways do you know to truly kill a demon?"