When Bat Pat, a talking bat who lives in a cemetery and writes scary books, spots a suspicious caped figure, he is attacked by a crow and rescued by the Silver family, who help him search for a treasure with the aid of a ghostly sea captain.

Bat Pat and his friends Martin, Rebecca and Leo face the ghost of a mad scientist.

"Rebecca está más feliz que un murciélago en una ciénaga! Su actriz favorita va a actuar en el teatro de Fogville y ha conseguido entradas en primera fila para toda la familia. Solo hay un pequeño problema-- ¡corre el rumor que la obra está maldita!" --From publisher's description. Rebecca's favorite actress is coming to the Fogville theater and Rebecca has front-row tickets for the whole family. There's just one small problem: the play is...