Erik turned from Fred after bowing and left his guest to wait at the door for whomever it was she had been waiting. He wasn't long alone, however. Enigma came slinking up to him, all smiles. He wondered if she knew how she carried herself. Heads turned when she passed; did she know that, too?
When she reached for him, he offered his arm immediately. "The tango, Kitten?" he asked, one eyebrow arching speculatively. "Do you know it?" It wouldn't do to bring her into a complicated dance, only to accidentally cause her embarrassment. And the tango was indeed a very complicated dance.
Erik himself had never danced it personally... but he'd made a great study of all forms of dance. Just because he never thought he'd ever get a chance to dance with a woman didn't stop him from the yearning for it. The dance, he knew indeed, thoroughly.