Young readers learn basic information about ferrets and keeping them as pets.

Mouse learns about the dangers of jumping to conclusions when he and Ferret prematurely accuse Raven of stealing Ferret's raspberries.

When second-grader Suzannah arrives to volunteer at the animal shelter she finds that the newest arrival is Merlin, a mischievous ferret with a talent for hiding and stealing shiny things, so the Shelter Pet Squad needs to find a home that is a perfect match for a ferret.