Irene hasn't been evenly matched by anyone in a while. She smiles, peeling off a glove to shake his hand, and the question of names arises...and is quickly shot down.

Not yet. He's clever, which makes him much more dangerous, should her real name still be something that will put her in danger, though from what she's researched she's almost sure she's safe. Of course, Charles might hear all of this, or notice the urge to say Irene Adler in response.

"I know," she says instead with a wicked smile. "It's a pleasure. Do sit down. What gave me away?"