The queen of department stores and the prince of supermarkets weather a marital crisis —until love miraculously begins to bloom again.

Under the oppressive Japanese colonial rule, Deok-hye, the last Princess of the declining Joseon Dynasty, is forced to move to Japan. She spends her days missing home, while struggling to maintain dignity as a princess. After a series of failed tries, Deok-hye makes her final attempt to return home with help of her childhood sweetheart, Jang-han.

A famous fortune teller who claims to be spiritually linked to Marie Antoinette and calls herself 'Madame Antoine' goes head-to-head with a cold psychotherapist who runs a clinic also by the name 'Madame Antoine' and aims to prove that true love doesn't exist.