At the end of the 19th century, Paris was in its "Belle Époque," a time when new arts flourished and innovative technologies emerged one after another. Yet behind this golden age, a series of child abductions targeting young girls began to surface. The courageous mixed-race princess Dilili, together with her delivery boy friend, embarks on a fantastical adventure,穿梭ing through Paris's iconic landmarks and bustling streets to rescue the kidnapped girls. Along the way, they encounter many brilliant figures of the era, such as Madame Curie, Picasso, Matisse, Lautrec, Monet, Proust, and Sarah Bernhardt, who generously offer their assistance.