At the time, I had no reason to believe that S would ever hurt me. She had proven, through her actions and words, that she was sure about me. Someone being sure about you – especially when you’re sure about them – is one of the best feelings in the world. Looking back, I have no doubt that S was genuine in her interest in and affection for me – perhaps that is also the most heartbreaking detail of this story: she knew exactly what she was doing…