They continued their mutual masturbation, and even started feeling up each other in front of me. Re-gaining my composure, I now beat myself off in ear...est, leaking pre-cum as I watched the girls mutually masturbate each other's soft pussies. My sister broke the silence by saying for me to cum on her panties while she fingered off Anne. She sped up her fingering of her friend's pussy as I shot my first string of warm cum into her panties. I heard both girls moaning louder now, as they each. " I handed the pad back to her."Thanks..." You have a gift," I told her."I like to think so." I..." I hesitated, as she cocked her head to one side in enquiry. Then I plunged ahead, "Have you got time for a cup of coffee?"She frowned, but then her face cleared. "Are you buying?" Her tone had changed, become business-like."Well, of course; it was my invitation." Puzzled; the ... ambience ... between us had changed."Then, yes." She tucked her pad and pencils away and stood. "Where to, Babe?"'Ah.. He knew how to hit the right strings because I left for his house within minutes, hard cock in my pants and all, precumming thinking about pleasing this older man. The drive was only 10min but it felt like a half hour. I was getting nervous but my cock kept pushing me on. Finally, I pulled in his driveway, hop out of the car, and open the front door. I figured with daddy laying naked in his room, it’s only fair his son walks in naked too, so I stripped naked there in his dining room and made my. AAAAAAAAHHHHHHHHH," he warned as he started to come. He could feel his rock-hard prick buck beneath her stroking hand as the first rope of cum shot forth. Both of them looked down to see a white ribbon shoot forth from the leg opening of his shorts and streak down his thigh and past his knee. Erica pumped again and another creamy wad spat forth, landing on his leg, the head of the creamy rope of cum draping over his knee. She kept pumping and they both watched the damp stain on his shorts.