In the final match of the fifth battle of the War Games, Nanashi of Team Märf̈aces Galian of the Chess Pieces. Since Nanashi is the current leader of Luberia and Galian is its former chief, sparks fly when these two, both lightning-wielders, clash.

Ginta and Team Mär visit the magical land of Kardia where their teammate Dorothy is from. There, they learn about Dorothy's past, how her family history is linked with that of Mär Heaven, and the dreadful task that Dorothy has sworn to fulfill.

Ginta Toramizu is a 14-year-old kid who doesn't have a lot going for him: he's near-sighted, doesn't do well in school, sucks at sports, and to top it off - he's short! But Ginta is a dreamer and has had the same dream 102 times, always in the same fantasy world, where he is a hero blessed with all the abilities he lacks in real life. Then one day a supernatural figure appears at Ginta's school and summons him to a mysterious and exciting new world!...