When her crush Brandon reveals that the animal shelter where he volunteers is in danger of being closed, Nikki and her friends enter an ice skating competition to help raise money, an effort that is compromised by an interfering Mackenzie.

Nikki and her friends team up for another adventure.

Nikki's diary describes a frightful Halloween, on which she helps with her sister's ballet class party at the same time she is Brandon's date for their middle school Halloween dance, where she has promised to spend the evening with her two best friends.

When scholarship student Nikki Maxwell, whose father is the school exterminator, decides to enter the talent show at her expensive private school, her nemesis MacKenzie threatens to reveal Nikki's status to the rest of the school.

Nikki Maxwell no se sorprende cuando descubre que el chico de sus sueños, Brandon, trabaja como voluntario en un refugio para animales del vecindario. Él es un chico tan dulce, que por supuesto, no duda en ayudar a esos perritos adorables! Cuando Brandon le comenta que el refugio está en peligro y que pueden cerrarlo, Nikki va a hacer todo lo posible para que eso no suceda. Así que, junto a sus amigas, Chloe y Zoey, se apuntaran a la competición...