Antiques dealer Jean White is nearly bankrupt after her husband's sudden death, and so she heads to their one last asset: a cottage in antiques hub Sainte Victoire, France. There, Jean begins investigating his death, aided by sympathetic taxi driver Dom. She soon finds the colorful locals have a treasure trove of other mysteries for her to assess, too.

Two years after a clash of egos forced Mystery, Inc. to close its doors, Scooby-Doo and his crime-solving cohorts are individually summoned to Spooky Island to investigate a series of paranormal incidents at the ultra-hip spring break hot spot. Concerned his park might truly be haunted, the owner tries to reunite those notoriously meddling detectives to sovle the mystery before his supernatural secret scares away the college crowd.