"But I'm your father," he said without conviction.

Teri grinned. "Daddy, there's something else I should tell you about Sara. She would call her dad every night, even after she was fucking some boy. They'd talk forever, and she always had her fingers in her pussy before the end of the conversation. I don't think he knew because she was always telling him about school or whatever. And she thought I was asleep by then, but I could hear everything and after a while a roommate knows when the other girl is fingering her pussy under the blanket."

Sam looked at his daughter and felt his cock pulsing against the...