On Halo Nightly's eleventh birthday, her Aunt Pandora gives her a collection of jars filled with brightly colored candies. Soon she learns that the candies give her the incredible powers of nature. Halo uses the powers to combat Doozie Hiss, a rival student with superpowered hair.

When Halo Nightly receives super powers from jars of candy given to her on her eleventh birthday, everything changes. Halo goes from a normal girl to a female superhero. But overcoming difficult situations and battling school bullies isn't always easier with super powers. In this complete collection of Princess Candy's adventures, Halo uses her new powers to combat a rival student with superpowered hair, takes on the sneaky shapeshifter Echo, faces off against the Green Queen of Mean, and goes head-to-head with the Marshmallow Mermaid at her school's pool.