His shorts were on the floor on this side of bed near Amy and he was so scared and embarrassed that he couldn’t even move to get his shorts. “Don�...�t tell mom or dad about this, I was just…” Alex finally tried to speak and save himself. “You were just…?” Amy teased, “You were just jerking off on your sister’s panties.” Amy didn’t seem angry or shocked. She was just laughing and teasing her brother. Alex felt a little relax and he got up hiding his cock and leaving those panties on the bed.. She returned in a couple of minutes, her cheeks flushed, her blue eyes shining.“Have you ever seen such a cute sight?” she asked.“Cute wasn’t the word that jumped to mind. More like, Holy cow that’s sexy!“Cara slinked up to me, pressing herself against me. “Is it wrong that it turns me on? Is there something wrong with me that I wanted to eat her out, taste you? What have you done to me, Dad?”“It’s in the jeans,” I told her.“Inherited,” she agreed.“No.” I grinned, “It’s in the jeans ... my. I grew aroused just thinking about it but promised Auntie I would be good. Kate had something arranged with friends and left after breakfast so I was stuck in the house with Auntie. I was brought down and introduced to her friends when they arrived; there were three women, one was nearly Auntie’s age but the other two were much younger and certainly very hot. I couldn’t take my eyes off Lisa. She was tall with shoulder length dark hair. She was very slim and wore a low cut, short summer dress. I couldn’t wait until Mom went shopping again. I was sure that she noticed my hard-on, how could she miss it? However, she didn’t say anything on the ride home. I rushed to my bedroom and jerked off to thoughts of Michelle.When I came back downstairs Mom asked, “Feel better?”She knew. Then she asked, “Which one is it Michelle or her sister Rachael?”She really knew.I replied, “Michelle.”Mom smiled and said, “I thought so. She couldn’t take her eyes off you. Right after you left she asked for a.