Anne is the foreign princess who went to Japan. Upon her arrival, she announced a challenge to Kaitou Kid regarding the red diamond jewel she possesses, a popular gem which was named "Lots of Sunshine in Paris." She also claimed that the purpose of her visit to Japan is the famous paintings and gems exhibition from the Duchy of Sabrina.

She is a felinophile, saying that her only friend is her cat, Belmondo.

She later revealed that her challenge to Kaitou Kid was just a mask to her true purpose, which was just to meet Kaitou Kid up-close. She is a big fan of Kaitou Kid.