"I spent a year comforting my "sensitive" boyfriend about his "troubled best friend's" reckless life of parties and women. I felt so sorry for him. Then, by accident, I found the friend's secret Instagram—a profile of a faceless local Casanova. And in one photo, a mirror not only showed a familiar tattoo on his arm, but also reflected him, naked, taking the picture. The "friend" he cried about was him. "