the class passes a probability barrier ; the dice the teacher rolls to choose conversation partners comes up boxcars boxcars boxcars and then snakeeyes snake-eyes snake-eyes ; iceprincess is brought to tusk several times in a row surrounding the breaking of the pinky-promise , but that may very well be just a statistical outlier ; iceprincess tends to return to her dorm on the other side of the han river every day after class , and though she eventually decides to befriend barbiedoll ( driven by tusks impulse ?