Lupin and Jigen successfully rob a government run casino of 5 billion in cash. However, Lupin sees the cash and recognizes that it's all counterfeit! Lupin decides to toss the bills and decides on uncovering the secret of the legendary "Goat Bills" in the country of Cagliostro.

As they make their way, they run into 2 vehicles speeding in a car chase. The vehicle trying to get away is driven by a young lady in a wedding dress and the other is occupied by a bunch of armed men! Lupin decides to help the girl and successfully fends off the armed men saving the bride, but at the last second falls off a cliff and falls unconscious. The girl leaves a ring with Lupin and is captured by another set of men on a boat. Lupin recognizes the design of the ring belonging to the royal family of Cagliostro and makes a change of plans. The mystery of Cagliostro unravels...

In Japanese with English subtitles