As Winter Warmup approaches, all but one of the woodland friends are bundled up for the snowy season ahead.

Bear, Porcupine, and Doe are all ready to hunker down for winter, but not Squirrel. When she discovers that the sweater her grandma knit for her has shrunk, she doesn't know what to do No amount of stretching or sewing or help from her friends seems to fix her favorite sweater. But perhaps it doesn't need to stay a sweater to remind her of her grandma and her friends?

The colorful gang of woodland friends from Porcupine's Pie and Bear's Bicycle return to help Squirrel as she learns to navigate and accept change. A final spread features an activity that teaches young readers how to transform their own piece of clothing into something new.