That day night I slept with sarita sister. My older sister said you wait for few days till our parents go out of station then we will do it. As days p...ssed sarita was getting more anxious and one day afternoon asked my sister to go to bathroom we will do there. My sister said no, its risky for all three of us parents might cought us. Still sarita forced me to come with her and we two went inside bathroom, we were standing in front of each other no knowing anything what to do ahead my sister. Lily is an innocent child and doesn’t need you old pervert’s influence. You better keep it in your pants old man. And don’t get anywhere near here, you hear?I heard the door of grandpa’s room slam shut. Ran to my bed and pretended to sleep when Daddy came in the room to check on me. Thinking I was taking a nap after school, he slowly left the room and closed the door. By then I had figured out that Pappy had been spying on me while I tried to get an orgasm and had been caught with the evidence. There was no one to be seen any where around, and Melanie had a sudden idea."Listen, Brutus," she said quickly, "I'm going to take a quick dip in the lake, to clean myself off, and then we'll head for town, O.K.?" You're the boss, Miss Melanie," Brutus drawled, tucking his long, lusty manhood away in his pants.Melanie opened the door and scampered out, shedding her clothing and jumping into the cool water with a squeal of delight. She frolicked in the water for quite a while, splashing it over. I then unbuttoned her shorts and pulled it down. She was wearing a black panty. I fingered her pussy and kissed it from above her panty. She was getting horny now. I then pulled down her panty and played with her pussy licking and kissing it. I then asked her to return the favour and winked. I removed my underwear and my erect cock saluted her like a soldier on duty. This time I came to her and she was on top of me. She gave an excellent blowjob that took out my cum in about 10 mins. Then I.