Lupin stops running long enough to help the one cop who's spent his whole career chasing him, which means this isn't a heist, it's a love letter to the only relationship that matters. The nuclear submarine gives the special real stakes and scope, but the emotional core is watching these two old men prove they need each other more than they need to win. It's Lupin at his most human, wrapped in the adventure and comedy that let him get away with being sentimental.
When someone puts a contract on Lupin's head, the master thief faces an unusual problem: his greatest rival, Inspector Zenigata, has been reassigned away from chasing him. Rather than celebrate, Lupin decides to help restore the inspector to his former glory by dismantling the international weapon smugglers who stole his case. The plan requires stealing a nuclear submarine and recruiting Karen, a brilliant physicist whose divided attention between the crew and Lupin's quick-witted partner Jigen creates its own complications. What complicates matters further is that Zenigata's replacement at Interpol isn't just competent. She's a cold, methodical assassin with orders to eliminate the entire Lupin Gang. Now Lupin must navigate a heist that doubles as a rescue mission while outrunning someone far more lethal than any detective. Friendship, ambition, and survival collide in this high-stakes caper where the lines between allies and enemies blur in unexpected ways. Fast-paced action sequences and character dynamics drive this special that proves Lupin's greatest threat might not be the law, but those hired to break it.