Moments of rationality broke intermittently through the clouds of her frenzy, and taunted her with unanswerable questions. What had turned her into a roiling mass of feverish desire? Was it because Mike hadn't made love to her for so long? Or were the dirty pictures having an illicit prurient effect on her? Her fingers kneaded at the burning lips of her moistened pussy through the flimsy panties and Sandra winced from the delicious contact. Why should I be denied pleasure? her mind argued dimly. All those girls were enjoying themselves; Mike was pleasing them ... it's not fair that I should be left out ...