Toru Acura, an incredibly lazy man with some hidden talents, has been forced by his sister Akari to actually go outside and search for work. However, he is in for a big surprise when he meets Chaika Trabant in the forest, and they are suddenly attacked by a monster! How will they survive? Who is this mysterious girl, and why is she being targeted?
A young girl with a coffin strapped to her back named Chaika runs into a starving saboteur, Toru, in the woods. After a strange run in with a unicorn, Chaika offers Toru a contract to help her recover an artifact.
Chaika successfully retrieves the Hand of King Gaz, only to encounter a trio of enemies hell bent on taking her new treasure, leaving Toru and Akari to defend her.
Gillette and his band are hot on the trail of Chaika and her hired guns, following them to a nearby city where Chaika's mysterious informant appears before them.
Chaika Toru and Akari run into Dominica, the Dragoon warrior they were searching for. After proving to be a gracious host, Toru gets to the point and asks her for King Gaz' remains.
Chaika and the sabateur siblings are running into only rumors and hearsay while trying to find leads to the next Hero in search of Gaz's remains. An ambush by a rival group throws things into disarray when Toru recognizes the groups leader.
During the Chaika exchange, btoh groups are ambushed. After witnessing Toru's fighting prowess, the red Chaika offers him a deal he may not be able to refuse.
Simon Scania is the next target for Toru, Chaika and the others as their search for King Gaz' remains continues. In order to find him they must traverse a valley of fog with peculiar properties.
A mysterious group of former Gaz Empire citizens stops Chaika and her entourage and demand a toll. Strangest of all, they claim to be in the company of the true heir to the throne...Princess Chaika.
On their way north to stop civil disputes, Vivi gets to shop with Gillete, and Chaika finds that they aren't the only ones low on magic fuel.
Chaika and her crew arrive in a town that usually produces an abundance of magic fuel. They find that the source for the low fuel is Duke Gavarni who not only has been collecting all of the magic fuel, he has been collecting up girls as well.
Toru is caught off guard and is kicked to the bottom of the floating fortress. Zita sneaks into the fortress and rescues Toru from impending doom. He decides to join up with the Gillette squad to offer them his help.
Gillette rushes in to the battle to save Vivi and Zita from the fighting as the two fortresses clash.