I slowly unbelted hisrobe, not wanting to look, but having to. I could tell he was smilingabove me as his cock came into view. I was relieved at first..... It wasonly about 4 inches long, and maybe an inch around. At least I wouldn'thave to start with a really big one, or so I thought. Bringing my hands down to it, I tried to pretend I was caressingmy own. Gently stroking the base, feeling the weight of it, theseactions caused it to begin to grow. After a few moments of caressing, itwas. My brother, my twin, my love! There is only one I love more than you." As it should be, Me'a-llia. Are you ready?" Come!" she commanded, taking his hand in hers. She giggled as she realized what she'd said."I certainly hope so!" he chuckled, causing her to blush prettily. They acted like two school kids as they skipped off to his bedroom.I couldn't resist watching. I followed, keeping out of sight until they disappeared through the doorway. I waited a few minutes, then crept up to the door jamb. " She turned preparing to leave, but then suddenly stepped back into the room again, crossing over towards the bed where she leaned over, kissing the two of us affectionately. "There'll be time for more of that later," she grinned, winking at the two of us, and then departed.It was odd seeing mom standing there wearing a somewhat modest, white two piece swimming suit. But it was a subtle reminder of what had been planned for the day. Weeks before the trip, we had all gone out and gotten. I left the bathroom to get dressed and got into last night’s Fred Perry polo shirt, before going downstairs to retrieve my jeans and boxer shorts. As I got there my eyes were immediately drawn to the pair of red lacy knickers , I bent down and picked them up , drawing them to my nose and giving them a big long sniff. The aroma was starting to turn me on and a little bit of life returned to my cock, with her knickers in my hand I started to gently stroke my cock. Just as I did so Sharon.