It was, I remembered thinking, the most difficult walk anyone ever had to make. In every way, a walk to remember.

Everyone wanted to believe that endless love was possible. She'd believed in it once too, back when she was eighteen. But she knew that love was messy, just like life. It took turns that people couldn't foresee or even understand, leaving a long trail of regret in its wake. And almost always, those regrets led to the kinds of what if questions that could never be answered.

But because they didn't see each other very often, their relationship had more ups and downs than either of them had experienced before. Since everything felt right when they were together, everything felt wrong when they weren't.