Description：Scooby-Doo is Scooby’s first full-length animated adventure for the big screen, telling the untold story of Scooby’s origins and the most intriguing and startling mystery in the history of Mystery Inc. Scooby-Doo tells the story of how Scooby first met his lifelong friend Shaggy, and how they teamed up with teenage detectives Fred, Velma and Daphne to form the world-famous Mystery Inc. Now, with hundreds of mysteries solved and countless adventures under their belts, Scooby and his crew find themselves on the verge of their most thrilling and challenging mystery case ever: a plot to unleash Cerberus, the “ghost dog”, back into the world. As they desperately try to stop this global catastrophe, they discover Scooby’s secret origins and a mysterious destiny that’s bigger than they imagined.