Researchers unearth a long-lost page of "The Travels of Marco Polo" and discover it's a clue to a lost treasure! Lupin appears to swipe the tablet, but he leaves empty-handed... and as a murder suspect! He shrugs off being framed for the death of an archaeology professor just enough to go treasure-hunting. Tailed by both a weapons dealer and ICPO Inspector Zenigata, Lupin must rely on his gunslinging partner Jigen and the professor's granddaughter Lisa to stay two steps ahead. Meanwhile, the swo...