An all-new prequel to battle school sensation Girls und Panzer, which juxatoposes cute girls and their high school antics with dynamic tank battles and military tactics. This is the story of Miho Nishizumi in her elementary school days, six years prior to the events in Girls und Panzer. Having been raised in a prestigious household that adheres strictly to the values of tankery, life isn't easy for young Miho. With an older sister who has already risen to great heights, Miho has some very large shoes to fill. Together with a group of new friends and a blossoming interest in tankery, Miho will set out on a road that may well change her future!