Ab main jada se jada time mami ke sath spend karne laga. Ab main mami ke sath meri personal things bhi share karne laga.Ek din maine dekha ke, mami ke...kamar me moch aane ki wajah se woh din bhar soyi hui hai. Dusre hi din mama aur mami jake uska check up karke aye. Uske baad mama office chale gaye. Unki beti tab TV dekh rahi thi. Main mami ke room me chala gaya.Main: Kya hua mami?Mami: Kuch toh nahi. Main: kya kaha doctor ne.Mami: Kuch nahi thoda rest karne ke liye kaha hai.Shaam ko mami unki. He told her she was beautiful, she said she undid his pants, he pulled them down and she sucked him off in just a couple minutes. She told him to tell her when he was going to cum, when he did she stepped back and pulled her tits out of her maternity bra and told him to cum on them which he did happily, she kissed him on the cheek he pulled up his pants and she left. She said she left the cum on her tits all the way home tasting it too and she thought of that encounter every day till she could. Suddenly Anu chachi moved and I hurriedly went back to my lying position, horrified that she might come to know about my voyeur. She moved to face me again. I tried to sense through her breathing whether she was asleep or not.Her breathing was very smooth and calm like before. I relaxed and when I was assures she is deep asleep I thought about my next moves. I wanted to look at her so I turned towards her in a way as if I am turning in my sleep. Oooohhh what a beautiful site. A massive white. 'Well this is what goes inside you when you fuck', he explained, taking hold of his cock and thrusting in and out between his fingers, which I assumed were meant to be a woman's vagina, I had learnt that much from biology classes.'Want to see it cum', he asked me hoarsely, his tone and voice now changed, he was horny and his teenage sister had his full attention.I had heard a lot from my excited friends about men jacking off, so I wanted to have this private show from my brother, so I nodded in.