"Very nice, boys," she complimented them. She maneuvered out from between them, and un-shouldering her bra and blouse, sat back down in her chair with her legs spread. "You boys are quick learners," she said, sitting in front of them, completely naked, and stroking her pussy. "Shall we run through a few more drills?" she asked, reaching out her hand and taking Kevin by the hand, and drawing him into position between her legs. "Nice and slow, okay?" she instructed him. "I'm still just warming up." By now was panting and thrusting her hips wildly on Kevin's mouth as she sucked fiercely three other cocks. gave the order to switch places. She wanted them to last so that they could each fuck her long and hard...