There was something about the way that Penny moved that was positively dangerous. How Iris was supposed to have any kind of resistance to that she had no idea at all. Penny's hand was cool against her skin and she shivered, her breath catching and taking her off her game for a second.
Iris recovered, a few ideas of how to persuade Penny flitting to the front of her mind. "That sounds like a challenge," she said softly, closing the last gap and brushing a teasing kiss across Penny's lips. "I like a challenge."