"How could you! How could you have sex with her? Doesn’t our relationship mean anything to you anymore?" she wailed, looking at him with hurt-filled eyes.
He returned her devastated gaze with his callous one. Deep down he knew what he’d done was wrong, but he couldn’t risk feeling anything that introspective—he’d crumble to pieces. Instead of being contrite, he became combative. "I didn’t think you’d care!" he shouted vehemently. "You’re always saying that love is infinite and needn’t be restricted to only two people…"
"But you LIED to me!" she exclaimed, matching his fervor. "THAT is the betrayal!"