My sister and I quickly changed in to our suits.My sister had chosen one of her little bikinis for the evening. I must say I was looking at her a litt...e different now. I swear she was even swaying her hips a little more than usual as she walked in front of me. By the time we reached the pool, I was starting to get an erection that I hoped wouldn’t be noticed. I decided the best way to hide it would be to be in the water and quickly jumped in the pool. I found out hiding it wouldn’t be a problem. To her horror, it began to get wet.For over two hours, Cindy watched the disgusting porno, while Uncle Rob molested her tits and whispered in her ear.“Look at the little slut cum on that cock. She’s so good for him. Watch! She’s going to cum again.”“She’s a real anal whore, isn’t she? Can you believe how easily she orgasms from that dick up her ass?”“Watch his cock, Cindy. Watch it go inside her pussy. See? She’s so good. That’s what pussy is for. Pussy is for men to fuck.”“See how much she. He moved in closer, feeling up my boobs through my blouse. Part of me felt dirty and disgusting; part of me wanted him again. The bastard reached to his belt and lowered his pants down to his ankles. His huge cock stuck straight out. Before I knew it I was on my knees and taking that cock in my mouth again. My pussy began to get wet immediately. I sucked it hungrily for a few minutes but suddenly he pulled back and told me if I wanted more of his dick, I should have to do what he said…I was. Umm..." Alexa's voice trailed away - he was watching her so intently that she felt she should be quiet. Had she gone too far? The vivid dreams that had haunted her sleep since puberty came flooding back into her mind. But if she told them about yearning for a collar they would think her crazy ... and maybe she WAS going mad ... better not say anymore..."Hmm ... well, time for you to run along now - remember to be a good slave for your new master, little Alexa." He pressed a button and the.