A compelling story full of magic and music.

Sylvie Bartram lives alone with Mr. Jackson the dog and her eccentric composer father, who invents strange and wonderful musical instruments. One day she returns from school to find a message left in toothpaste on the bathroom mirror: her father has been kidnapped. Later that night, the house is visited by a terrifying apparition - a half-man, half-creature who is searching for something and will not rest until he has found it. . . .

Sylvie uncovers an underground world of magic and evil, and with help from her friends, she must hold off a power that threatens the lives of all beings in the world. The Songman is at large, and is determined to steal music and use it for his own evil ends. . . .