"Not now, Penny," he supplied, sitting up with her and brushing back her sex-crazed curls. "That's a story for another time. Maybe." His lips quirked into a smirk then, and he stood up, pulling her up with him and brushing his knuckles against her bare abdomen. "Come on," he said. "Mother will be home soon, and I would hate to miss her lose her mind over Potter and Nott."