From the world of Strike Witches—the war on pants continues! Follow the newest group of witches with the 502nd Joint Fighter Wing, the Brave Witches. After a successful battle against the Neuroi, the fight against them still continues in Europe. Hikari Karibuchi, a young girl from Fusou, works her way up the ranks to catch up to her elite soldier sister, Takami. But war is a dangerous game, and even magic has its costs.