For one thing the music in it was amazing. The Smiths, Regina Spektor. awesome.
Also, the line about hating someone and knowing they are the only one out there for you. I so remember that exact feeling with an ex boyfriend. We had a horribly destructive relationship and yet I think I forgot how to be me without him or that there could be someone else out there for me. When we were good we were good but the bad was horrible and hurtful and destructive.
At the end, she rips him apart at his favorite spot. My spot was ruined by my former best friend. That conversation still burns.
I can't describe how the movie made me feel eloquently at the moment but I had to get it out. I was literally blinking back tears at the end. Mostly because I miss my former best friend and it's been over a year since we've spoken and longer than that since we've had any sort of meaningful conversation. Sunday was my birthday and I was hoping he'd call. I called on his birthday and left him a message when he didn't answer. I didn't get a birthday call.