Takamachi Nanoha is a normal third-grader who feels a little useless and out-of-place with no purpose. Then one day, she saves a ferret, who turns out to be a mage from another planet who came to this planet to search for the jewel seeds. Nanoha agrees to help, but this task gets complicated when another girl arrives to steal them.
Following the events of the first movie, the Militia finishes restoration work on its excavated spaceship and travels to the moon to deal with Gym Ghingnham and Agrippa Maintainer, who along with Dianna Soreil form a governing triumvirate over the Moonrace. On the moon, the political situation rapidly evolves as new deals are made, setting the stage for a decisive final battle to determine the relationship between the people of Earth and the technologically advanced Moonrace.
Three adventurers - a warrior, a priest, and a young woman - traverse a land devastated by centuries of environmental calamaties searching only for a way to survive. In their journeys they stumble across first the remains of a band of desperate treasure-hunters, and then the treasure they were seeking: Azec Sistra, the legendeary City of the Dead. Unfortunately, the bandits responsible for slaughtering the treasure-hunters have also found their way to the city, but more worrisome still are the guardians which protect Azec Sistra from those who would violate the spirits at rest there. . .
Beautiful American Emily O'Hara offers the City Hunter (Ryo Saeba & Kaori Makimura) one million dollars to protect her from a man named Douglas. Ryo & Kaori take the job, but things are not quite what they seem. The real target just might be Ryo, but it's unclear who wants Saeba dead.