When a wicked werecat plagues a big cat park on the outskirts of Gotham City Mystery Inc. joins forces with Batman to crack the case. Little do they know more than one crafty kitten is at play in the preserve. Can Scooby and his friends help the Dark Knight unmask the felonious feline trying to pull off the purr-fect crime? Find out in this action-packed chapter book for fans of Batman and Scooby-Doo!