Sarah neskatoak labirinto bat gurutzatu beharko du bere anaia txikia erreskatatzeko. Iratxo batzuek bahitu dute anaia, eta iratxoen errege den Jareth boteretsuaren esku dago. Sarah berehala ohartuko da labirintuan gauzak ez direla diruditen bezalakoak.

Scooby-Doo and Shaggy must go into the underworld ruled by The Goblin King in order to stop a mortal named The Amazing Krudsky who wants power and is a threat to their pals: Fred, Velma, and Daphne.

Underlying disorder in Jared and Amy's relationship comes to a head when Jared becomes monomaniacally obsessed with going Goblin Mode.