"Lupin III: Elusiveness of the Fog" is a direct-to-video anime special that centers on the exploits of the master thief Arsène Lupin III and his team. The narrative unfolds as Lupin sets his sights on a legendary treasure known as the "Fog Treasure," hidden within a mysterious fog-shrouded island. The treasure is said to be protected by an impenetrable fog and guarded by advanced technology, making it nearly impossible to locate or steal. Lupin, driven by his insatiable desire for challenge and riches, devises a plan to infiltrate the island and claim the treasure for himself.

The story introduces a new antagonist, a wealthy and enigmatic businessman named Leonard, who has his own designs on the Fog Treasure. Leonard employs a team of highly skilled mercenaries and cutting-edge technology to secure the treasure, setting the stage for a high-stakes confrontation with Lupin and his crew. As Lupin navigates the island's treacherous terrain and outsmarts Leonard's forces, the narrative explores themes of rivalry, deception, and the allure of the unknown.

Key members of Lupin's team, including the sharpshooter Daisuke Jigen, the stoic swordsman Goemon Ishikawa XIII, and the resourceful femme fatale Fujiko Mine, play pivotal roles in the heist. Inspector Zenigata, Lupin's perennial pursuer, also makes an appearance, adding to the tension as he attempts to apprehend Lupin amidst the chaos. The interplay between these characters, combined with the intricate heist mechanics and the island's supernatural elements, drives the plot forward.

The narrative is structured around a series of escalating challenges, from navigating the island's deadly traps to outmaneuvering Leonard's forces. The fog itself serves as both a literal and metaphorical barrier, symbolizing the uncertainty and danger that Lupin must overcome. The climax features a dramatic showdown between Lupin and Leonard, with the fate of the Fog Treasure hanging in the balance. The resolution ties together the various threads of the story, leaving room for the possibility of future adventures while providing a satisfying conclusion to this particular caper.