“No, it’s not,” he snapped. “That’s Mark’s horse. My best friend’s horse.”

My heart sank. I hadn’t realized that the horse I was so fond of belonged to Mark, my husband’s best friend. I tried to explain that I didn’t know, that it was an innocent mistake. But my husband wasn’t listening. He showed me another picture on his phone, one of Mark and me at a recent horse show. We were standing close, too close, and it was clear that Mark was very fond of me.

“I saw the way he looked at you,” my husband said, his voice breaking. “And now this? How long has this been going on?”

I tried to explain that there was nothing between Mark and me, that it was all a misunderstanding. But my husband’s trust was already broken.

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