Lupin the 3rd Part 4
Rebecca is kidnapped by the MI6 and Robson calls for Lupin's help. Lupin finds out that the MI6 is looking for the research of Rebecca's lost love, Wataru, a young Japanese scientist who died sometime ago.
Lupin manages to decrypt Wataru's notes finding himself in a sort of dream where he meets Wataru himself. He informs Lupin that this world has the power to influence all mankind and that someone killed him in order to find out his secrets.
Zenigata is able to stop several attempts by Lupin to escape from many Italian prisons, but the government can't afford such surveillance. So, to prevent him from escaping, Zenigata escorts Lupin to an impenetrable cell on a tiny island.
Lupin is out of money, so he decides to steal the Mona Lisa in order to sell it. He completes his theft, but soon finds out it's a fake, since the original Mona Lisa is in the hands of a corrupt politician using it to fund his political career.
Lupin steals a precious diamond with the unique power to change the personality of anyone who looks at it, but during his escape the jewel ends up in a boy's backpack. To take it back, Lupin sneaks into the boy's high school as a new professor.
Lupin, Jigen and Goemon want to spend some time in the hills outside Rome, but they casually find a lost dog. The dog belongs to a rich woman who's ready to offer a big reward to anyone who will be able to bring it back to her.
Lupin and his team are kidnapped by Greco, who has sworn to rid the world of criminals. Trapped in a basement, they're challenged to find a way out, but are informed that one of them has been brainwashed to become Greco's personal puppet.
Strange paintings representing Lupin and many others begin to appear around Italy. Lupin and all the represented people meet in Santa Maria delle Grazie, where someone has prepared some sort of revisiting of Leonardo da Vinci's L'Ultima Cena.
Fox, a dangerous mercenary, manages to steal the "Dragon's Tail", a list of MI6's agents around the world. To get it back, Gibbons orders Nyx to retake his place in the secret service. However, Lupin is also looking for the Dragon's Tail.
Lupin steals an old Fiat from a vintage car dealer, and Zenigata cannot arrest him because the car is extremely precious and could be damaged. The Fiat belongs to an aged Italian singer who is now on the brink of death.
Shortly after traveling to Japan Fujiko is kidnapped, and her abductor orders Lupin to steal a precious doll. They both discover that the kidnapping was a trap prepared for them by the Japanese detective Akechi Holmes, and Lupin is arrested.
While watching her last movie, Rebecca remembers when she and Lupin met for the first time. Rebecca and Robson had been kidnapped by a stalker, and Lupin, who had recently arrived in Italy, was able to save them thanks to Zenigata's help.
Rebecca realizes she is in love with Lupin, and announces that she'll capture him. In the meantime, Lupin continues to break into various banks without stealing anything, and Rebecca understands that he's searching for something in particular.
Leonardo is ready to create his greatest masterpiece, the Armonia del Mondo (World's Harmony), and uses a device to entrap all the Italians inside the Sogno Italiano, replicating his consciousness in the mind of every inhabitant of Italy.