This is a new story for the FML Contest where the author is given a prompt which you use as the basis for the story.
Here is the link: http://www.fanfiction.net/s/5744322/1/The_Perfect_Fit
Bella is having a hard time fitting in with her new step-family. Her new brother in law, Jacob, can't keep his paws off her and her stepsister, Leah, hates her. Will Bella's stepmother stop Bella going to the Ball? Entry for FML Contest. AH