I started to feel that my wife's behavior had been strange lately, so I installed a voice recorder to reassure myself. When I listened to the recorded audio, there seemed to be a man's voice and my wife's laughter. My blood ran cold for an instant, but I continued playing it. Gradually, my wife's breathing grew heavier. Along with the sounds of intense collision, her moans intensified. I softly pressed the stop button and hugged my head.
