"I've never done this before."

Jack froze in position. His cock had been at the very threshold of her opening, but at the sound of that simple sentence he leaped off of her and lay on his back, staring at the ceiling, his cock flopping and twitching.

"You're a virgin?" he said incredulously.

"Yes, of course!" she said impatiently.

"I--I didn't know." The fingers that had explored her sex hadn't gone far enough into her vagina to detect the presence or absence of a hymen.

"Well," she said tartly, "it's not something that comes up in everyday conversation!"

He glanced over at her. Her little joke was spoken in a...