Lupin & Jigen have their sights set on a treasure called the Little Comet, which is located in the heavily fortified country of East Doroa. During the heist, Jigen is almost killed by a sniper named Yael Okuzaki. His specialty is preparing tombstones for his targets before executing them. It's said that no one can survive after Yael makes their tombstone.

After a chaotic heist, Lupin and Jigen find themselves becoming caretakers of a baby boy, while a young sky pirate called Yutika is after their loot. Yutika is an inhabitant of the city-state of Shahalta, which has recently fallen to a shady minister. Soon, Lupin's gang and Yutika join forces to uncover one of Shahalta's greatest treasures, facing off against both Shahaltan authorities and Zenigata.

Master thief Lupin the Third and his friends have to compete with a greedy banker and her minions to help solve a mystery leading to a treasure that is said to hold history's most powerful rulers.

Lupin investigates the kidnapping of a former love in Italy, and is drawn into a game with an unknown enemy.