''No, right,' I said, through gritted teeth. 'I'll wait here until you open the door.''And don't forget to play with your cock. I won't let you in unl...ss you have a nice stiffy to show me.'Beads of sweat ran down my face as I turned my back to the door - in order to keep a sharp eye out for anyone passing by.The sound of the lock turning, some ten minutes later, really calmed me down. I was so nervous during those long and frantic minutes, and yet I continued to play with my cock throughout -. Every tiime she came to the door she was dressed impecably, blouse and blazer, straight skirt, dark hose and high heeled pumps. She would always smile, say thanks for helping and wiggle her tight ass back home. It never failed to give me a hard on and though I never made any advances toward her, she provided many nights of hot wanking material. Then one afternoon I was just finishing up some painting in the upstairs hallway when Deb came bounding up the stairs. "Hi Tom", she said. "Hey Deb", I. The flash caught her perfect compliance as the motion jutted her up bloused breasts out to their optimum and created just the right reflective shine off the black duct tape gag. As a bonus, her extended fingers crept into the shot to emphasize her struggling against the ropes binding her slender wrists behind her back. “That’s it,” I encouraged. “Now give me your best ‘mmph’ okay?”A stifled sound escaped her nostrils and I clicked again on her helpless heroine expression. Wisps of blonde hair. The truth was I had fallen in love with my Grandmother not just infatuation but deeply. I had eyes for no one else.Towards Christmas I had taken Gran for a meal at a restaurant some distance away to celebrate her Birthday she would be 60 on the day I arranged a meal with two Red Rose on the Table and had already sent a dozen Red Roses signed Happy Birthday All my Love Frank. Gran glanced around and saw no Roses on the other table she looked at me I just nodded waiting to be served she leaned.