"Really?"

"You've met him. He's handsome and he's a good man, and I knew he definitely keeps Mum happy. He doesn't know, of course. I could never tell him, but I did have a crush on him... until you arrived. Now he's just my father and I don't really have those feelings anymore." She started to giggle. "At least I don't have any major daddy issues. Don't need to call you 'daddy' while we make love, for example."

"We're not that far apart in age, Emma!"

"So your last three sexual partners have been family members?"

"Yep."

"What about your other sister?"

"Aware of the crush she has on me...