The sigma lady who came over from the space usually kept peace of the earth as only female of the earth defense corps, Kamishiro. One day in visiting the inspection of Cosmo tower developed as monster measures. These facilities are the huge towers which the Department of Defense built at the south end and the north end of Shinagawa-ku where monster invasions occur frequently in as an anti-monster trap. The height is proud of 620 meters, and a device firing an electromagnetic net to capture a monster on the roof of the So is set up. In the days of So, an alien from mikarusu which planned earth Seifuku made a sigma lady erasure plan secretly! Kidnapped Kamishiro, and produced false sigma ladies from DNA of the So, and have begun to destroy a town. The sigma lady that the sigma lady fights desperately with a false sigma lady, but I receive Lynch, and be done Torture & Rape by a huge monster and false sigma lady captured by an electromagnetic net fired by mistake by Cosmo tower….
