Gracie loves to visit her grandfather on his farm. She helps him with chores, like putting coal into the stove. One day she makes friends with an elf who shows her a secret in the old barn. There she meets the dwarf Keynotteroom who makes her aware of a task that only she can fulfill. She is led to the loft where she discovers hundreds of instruments that have been stored away. The dwarf and elf tell her that they all belong to her grandfather...