Ancient blacksmith Leo Linden becomes a delivery driver. Restores Mr. Lawson's "Moonfrost Blade." Befriends Julian Zane. Warlord's descendant President Sutton seeks "The Dead Leaf Butterfly." Leo discovers it's master blacksmith Howard Shaw's protest against the warlord who executed him. Sutton intends to destroy it. Leo, with Julian Zane, reveals truth, clearing Shaw's name, ruining Sutton. Leo partners with Mr. Lawson, showcases Chinese blacksmithing at the Louvre.
