The story begins with Rummel and Rabalder guarding a safe, containing the evil Dr. Frank's worm, from the upcoming thief, but instead, they themselves are robbed of the worm by the evil bulldog and the safe explorer Lady. Immediately, Rummel and Rabalder follow her on their magical flying carpet through a bustling corridor, a dangerous forest, and an unwelcome island...

The story begins with Rummel and Rabalder guarding a safe, containing the evil Dr. Frank's worm, from the upcoming thief, but instead, they themselves are robbed of the worm by the evil bulldog and the safe explorer Lady. Immediately, Rummel and Rabalder follow her on their magical flying carpet through a bustling corridor, a dangerous forest, and an unwelcome island...