For plucky red-haired 12-year-old girl Paprika Pratt a mystery gift of a box of crayons opens a magic door to a series of breathtaking adventures in the far-away Valdavia, ruled by a cruel invader king. With her brothers - enterprising Mike, 10, and trusting Jonni, 8 - Paprika leads the Valdavians in a daring plan to place a handsome young forester on the throne. As the magic crayons help the children escape one tight spot after another, Paprika learns of a young red-haired princess long thought dead...