Scooby-Doo: Two years after a clash of egos forced Mystery Inc. to close, Scooby-Doo and his clever crime-solving cohorts Fred, Daphne, Shaggy and Velma are individually summoned to Spooky Island to investigate a series of paranormal incidents at the ultra-hip Spring Break hot spot. Worried that his theme park might truly be haunted, Spooky Island owner Emile Mondavarious tries to reunite those notoriously meddling detectives to solve the mystery before his supernatural secret scares away the college crowds. Can the gang overcome their personal differences and forget everything they think they know about fake ghouls and phony creatures to crack the case, save themselves and possibly the world. Ruh- roh! Scooby-Doo 2: Monsters Unleashed: Mystery Inc. must save Coolsville from an attack of past unmasked monsters brought to life by an evil masked figure trying to "unmask" the gang.