Pussy

Duncan inserted into Janice's pussy.

"Moo!" Janice cried with each thrust. "Moo! Moo! Moo! MOOOOO!"

"heh," Duncan chuckled, patting Janice's head. "Who's a horny mooing bovine?"

"MOOO!" Janice said as she orgasmed.

Duncan had just fucked his stepsister's best friend while she was acting like a cow on his stepsister's bed.

But why should it come to an end here?