Arsène Lupin III is the grandson of the early 20th-century French literary gentleman thief Arsène Lupin, carrying on a family legacy of audacious heists. A master thief who thrives on the challenge of the theft itself rather than possessing the loot, he approaches his craft with roguish charm, an insatiable appetite for adventure, and a code of honor that sets him apart from common criminals. Standing 179 centimeters tall with a lean build, his appearance is frequently described in monkey-like terms, a design that belies his sharp intellect and formidable physical capabilities. His iconic attire, typically a red or green jacket depending on the adaptation, adapts to the modern era. Lupin’s personality blends a carefree, often goofy demeanor with moments of intense focus and emotional vulnerability. He is a hedonist who lives for the thrill of the chase, yet rarely exhibits genuine greed, often discarding stolen goods after the satisfaction of the heist is complete. Underneath his playful exterior lies a cunning individual who becomes ruthless and serious when the situation demands it. He is a master of disguise and vocal mimicry, capable of flawless impersonation after minimal observation, and carries a Walther P38 as his favored firearm. His expertise also includes deduction, lock-picking, escape artistry, physical agility, and driving. Lupin operates with a core team: the marksman Daisuke Jigen, the swordsman Goemon Ishikawa XIII, and the femme fatale Fujiko Mine. Loyalty fluctuates, especially with Fujiko, who frequently betrays him, though Lupin consistently risks himself to protect them all. Inspector Koichi Zenigata of the ICPO pursues him with mutual respect and an unspoken rule against lethal force. In Part 5, set in modern France, Lupin confronts contemporary technologies such as social media, facial recognition systems, drones, and dark web platforms. He becomes a mentor to a teenage hacker named Ami Enan, guiding her toward a normal life while utilizing her skills. His past resurfaces through Albert d’Andrésy, a cunning rival from his early career who mirrors Lupin’s talents but lacks his moral code. In Part 6, Lupin’s overarching motivation is rooted in a personal mystery: the fate of a woman named Tomoe, his private mentor who taught him the art of thievery and whom he was made to call mother. When a clue to her whereabouts surfaces, he becomes singularly focused on unraveling the truth behind her betrayal and disappearance. The events of Part 6 reveal that Tomoe implanted a hypnotic trigger phrase in Lupin’s mind, forcing him to confront the psychological manipulations of his past. Through these trials, his inherent decency remains intact; even when facing a rival, he chooses not to kill, reaffirming his personal moral line despite the criminal life he leads.