Rebecca Lewisohn really didn't feel like going to dinner at Beryl and Ben's that night. She forced herself into the chilly March air simply because she had promised, and Rebecca kept her promises. And so it was that, because of a chance encounter at the home of friends, Rebecca's life suddenly changed course, sending her down a road on which her public persona and her private self collided, each fighting for supremacy over the other. And when it all came together, she found that every one of her relationships had changed dramatically -- not only those she had forged with friends and...