Miao Miao discovers an iron door that can travel to the Great Liang Realm. Gideon Rourke, commander, defends. Miao Miao travels between realms, uses modern items to help defenders, and rebuilds the town. She confronts the tyrant Milo Voss. They fall in love. Gideon Rourke travels to the modern world to save her. They use the iron door to guard the peace of both realms.