Lupin is looking to take top prize at the first race on the Hida Speedway. However, the Scorpion Gang has taken Fujiko prisoner and worse still Zenigata is watching him at every turn.
A serious case of bridge bombing has occurred. And it's not Lupin's work, but when he investigates he is forced to participate to spare an innocent hostage.
Fujiko goads Lupin into stealing a large shipment of diamonds. Lupin takes the task despite Jigen protests that Fujiko is playing them for fools. Of course, Jigen is right. Just who will end up with the diamonds?
Smith is an art thief that is selling stolen paintings under the guise of a beauty contest. Can Lupin manage to outwit Smith and make off with the paintings?
Someone is committing thefts under Lupin's name. Lupin follows the impostors back to their island hideout. He has apparently stumbled into a whole island of thieves. Can Lupin learn their secrets and escape with his life?