At age thirteen Dusie makes the horrifying discovery that she, like her New York artist mother, is a Gorgon--a Greek mythological monster sprouting snakes from her head and capable of turning humans into stone with one angry look.

In 1938, three orphans--Theo, Carl, and Ian, ages ten to thirteen--lead three teachers through a portal that takes them from Dover, England, to Morocco in their quest to locate six silver boxes before the ancient prophecies therein are found by the evil Demogorgon's offspring.

In this modern version of Greek mythology, Hades explains how a jealous Athena turned Medusa into a gorgon and what really happened when Perseus went hunting for Medusa's head.

"Buried amongst the treasures in Professor Brownstone's vaults, lie a humble collection of books. Filled with legendary stories from his ancestors, they tell of fearless fighters and unlikely heroes. The 4th entry in the Brownstone's Mythical Collection series follows Leo Brownstone, who's been tasked with hunting a terrifying gorgon. But is the Gorgon the menace everyone thinks it is?"--Provided by publisher