With her unit damaged, Shizuka is ordered to retreat while the other witches use the subway tunnels to infiltrate Berlin and rescue Yoshika and the others. While Shizuka meets Mio and Ursula aboard a B-17 bomber and inform them of the situation, the witches find a large Neuroi citadel underneath the city and attack it, forcing the Neuroi forces to focus on them and weakening the barrier around the city. Mio and Ursula formulate a plan to destroy the barrier by dropping a bomb that Shizuka, piloting Yoshika's Shinden, detonates in mid air to increase the damage, but it only creates a hole in the barrier...