Scooby-Doo and the Mystery, Inc. gang are launched into the 21st century, with new mysteries to solve.
The Mystery Gang goes to Hawaii for the Big Kahuna of Hanahuna Surfing Contest. However, the gang and the locals find the island invaded by the vengeful Wiki Tiki spirit and his demons.
As if the Penguin wasn't enough to contend with, a new vigilante has surfaced in Gotham City, and her strong-arm tactics give Batman cause for concern. Being the World's Greatest Detective and The Dark Knight, he sets out to uncover her identity while stopping a dangerous criminal plot.
