Whilst digging for treasure, Mr. Bean builds his own metal detector and goes to hunt for treasure but fails. When he manages to find treasure and bringing it to his flat, the burglar duo chase him to his flat and tie him up but Mrs. Wicket confronts them and the police arrive, arresting the duo once again. However, Mrs. Wicket and Scrapper also get arrested as Mrs. Wicket’s mud mask looks like a thief’s mask.