Cinderella's stepmother and two stepsisters treat her like dirt. Each and every day, they force her to clean their clothes, cook their meals, and only give her rags to wear and crumbs to eat. But each night, in secret and in shadows, Cinderella trains to be a ninja! More than anything, Cinderella yearns to become the Prince's personal bodyguard. When the opportunity to prove her worth to the Prince finally arrives in the form of an invitation to a royal costume ball, Cinderella's stepmother won't let her go! But this time around, Ninja-rella isn't going to take ”no” for an answer . . .