YOU best she will continue to call you shitbean. If you die before she does, it will be on your gravestone LMAOYuma Mori 'Good friend'; ‘Pinkie’ - "You remind me of the ghost from Pac-Man."
For this girl, it's a special story. They were both randomly sitting in Plaza, and Ezio saw her pink beanie, where he yelled out "PINKIE!" and she gave him the nickname, "Shitbean.".