My wife always said she wrote in her journal to clear her mind. I thought it was beautiful—until I opened it and saw my best friend's name written in the margins. I learned that for the last year, I had been living in a marriage that only existed on paper. This is the story of how I found out I was the third wheel in my own life, and how I finally found the strength to walk away. #diary #cheating #heartbreak #sadstory #betrayal