Late one night a flying house crash-lands in ten-year-old Callie's garden. It is the home of magician Winnifred and all of her magical artefacts. Winnifred asks for Callie's help finding her lost Wanderdust - until she realizes it is Callie's sadness that is causing her malfunctioning magic.

With Winnifred's most precious magical possessions at risk from malicious fairies and dangerous giants, can Callie and her friend Sam find the Wanderdust in time to save the magician?