After stealing a diamond in Brazil, Lupin hid it inside a doll and tried to leave the country on a flight. However, the doll was taken by a girl named Julia, who was under the care of her nanny, Fujiko Mine. Lupin's attempt to get the doll back was disrupted by hijackers who kidnapped Julia, wanting to get hold of a book of Nostradamus predictions stored in her father's tower. Lupin, along with his team, tries to save Julia, find the diamond, and uncover the secrets of the mysterious book.