‘If Charley really wants to act like a slut then I’m not going to pass up an easy lay.’ I guess I should have been offended but I wasn’t, if a...ything Callum’s attitude just turned me on all the more. He pulled his trousers down and kicked them to one side, he looked hesitant for a moment and then pulled his tight fitting boxers down to reveal his cock and boy it was huge, ten inches at least. I felt a thrilling shiver of anticipation pass over me. Sam seemed happy to just watch, he sat back on. “If Mom and Dad heard about this, they would kill us all!” “Bill if we ask you, you gotta promise not to tell anyone. And we mean anyone” Louise added “what do you say?” Bill thought for a second wondering what could be so important that they were so secretive about it. “Both of you know that I would do anything for either of you and never judge you or question you, anything” he explained. “So, what’s the deal?” The sisters looked at each other and at Bill and Anna began, “We are going to the. Both sides, I mean ... that one didn't. There had to be something behind it."Andrea got it right away. "Did you check both sides?" Ah ... nope ... didn't think about it." Show me what you did."So he pushed down the piece of metal on the workbench ... the door slid shut and popped into place. He tightened the two bolts and that was it. It looked just like all the interior bulkheads."Do that on the other side," Andrea commanded, "Please."When all three of the four bolts were removed from the. . shitter ... fuck... ' in between each separate thought, my life passed before my eyes and even as bad as I hurt I saw the john door ... instinct and muscle memory moved my feet ... they were slippery ... I made it.Everything I'd had to eat for a week was smiling at me and then the dry heaves hit while I was sitting.'What IS that awful smell?!?' I was still gagging when I realized it was me. The realization didn't help one little bit.I threw back the shower curtain and the three little girls.