My Neighbor's A Vampire

I had known Cleopatra DiVinci all my life. Heck, our moms dressed us up as Thing 1 and Thing 2 for Halloween three years in a row. Talk about best friends. We were meant to be best friends. Even at school nobody ever talked about the other one with somebody else. People knew not to do that. People also knew what I didn't know and would have never had any accusations about;

Cleopatra DiVinci, my best friend forever, was, indeed, a blood-sucking vampire.