“Let’s go!”I obeyed and unzipped my shorts, taking them off and stripping down to my white boxers. Seeing my wife and her sister in their underw...ar together was already turning me on, and my penis started to stiffen beneath my boxers. I wondered if they noticed.The three of us ventured to the water’s edge, where we all stood around staring at the water. “Geez, s*s,” my wife said, “why are you even wearing underwear when they’re that see-through?”I turned my head and my eyes naturally were drawn. This was an old car, so it probably had vacuum leaks everywhere. I drove over to the truck parts counter and told the clerk, "Give me a roll each of all three vacuum hose sizes. I'll bring back what I don't use, but this is a big job as they all need to be replaced." The parts man also gave me multiple handfuls of clamps, telling me to bring back what I didn't need. It took me until lunch time to finish replacing all of the hoses. I did change the oil and filters and tuned it up. The car ran so. I call out " Mom I'm back!" "I'll be out in a second" she calls. As I hear her close her door softly little does she know I know the reason why, I guess you could say it was my dirty secret, but no one had to know. She walks out I'm already sitting at the table munchin on some franks and scarffin some chips washing it away with some soda, she is now wearing black thong flip flops pink comfortable shorts an a white tank top. Under the table my bloods traveling again but I tame the beast this. Look at it this way. Bad enough she had to have Richie do that to her, now she has to deal with this." How bad was it, Melinda?" Heather asked. "What was she like?"Melinda shivered. "She was... strange." I thought she was always like that," Jason commented as mildly as he could.Melinda's head snapped around. "Oh, shut up. I don't mean that. She was... kind of dreamy... and... well, happy." Happy?"Melinda nodded."And that's bad?" It is when it was like this. It wasn't, well, normal. It was... ".