Babette was seen outside the Crown Petone with a manservant, waiting to go inside and see the performance.
After losing to either Puzzle No.001 or Puzzle No.002, she was sent back to England with the other losing contestants in the game for Eternal Life in a submarine. She was seen on the beach with her
Babette was first met by Professor Layton and Luke in the Express dining car, where she pushed ahead of them in the queue for a table.
Later on, Layton and Luke found her in the second car, demanding that Chelmey find her "boy", Tom. Layton joined in the search, while Babette took a nap in her cabin.
Layton eventually worked out that Babette's "boy" was actually a dog. He and Luke remembered that they had seen a girl carrying around a dog, and managed to successfully retrieve and return him to Babette.
She is one of the few minor characters with voiced dialogue.
Babette is the pompous wife of a moneyed man. Her aim in life is to make everyone around her know that she deserves special treatment. A longtime fan of the Molentary Express dining car, she can often be spotted there coddling her dog, Tom.