Gladys is feeling sad, as any 13-year-old would when she finds out her parents are getting divorced. She has to move house and school.

Feeling lonely and missing her friends, her father takes her up Sugarwell Hill sledging after a heavy snowfall. When Gladys crashes into a snowman, she is catapulted into a magical world. This is where she meets Harvey Tootblaster, (Clumpy to his friends). Also, a strange but lovable creature who will guide and help her on her adventure.

Gladys visits a village where it's obligatory to wear slippers upon entry. She goes on a quest to find the heart of the Rainbow Forest and discovers Clumpy's unique way of drying things and crossing rivers!

An inspiring story of how a lonely child is thrown into a whirlwind of adventures and makes friends with the unlikeliest of characters.