I had been carrying the suspicion around with me for months, like a small, sharp pebble lodged in my shoe—impossible to ignore, impossible to prove. Every late meeting, every unexplained text message, every time he smiled at his phone and then quickly locked the screen felt like another grain of evidence piling up in my mind. I tried to be rational. I told myself that marriages go through seasons, that distance can grow quietly between two people who once couldn’t bear to be apart. But the feeling wouldn’t leave. It followed me to work, sat beside me at lunch, and lay between us in bed at night.

I began to imagine scenes in vivid detail: a stranger’s perfume lingering in the hallway, a lipstick-stained glass in the sink, hushed laughter echoing from behind a closed door. The stories I invented felt so real that they hardened into certainty. So one afternoon, fueled by equal parts dread and determination, I decided I would come home early—without calling, without warning—and finally catch him in the act. My heart pounded the entire drive back, rehearsing confrontations, imagining the look on his face when the door swung open and his secret was exposed.