Shiori Kuraki, the sole female member of Earth's Defense Force, is actually a warrior from the Galactic Republic of Next Star known as Next Lady, fighting vicious aliens and monsters to protect Earth. One day, an invader named Meraku appears with a plan to eliminate Next Lady and conquer Earth. Meraku controls various monsters to destroy the city. Next Lady fights the monsters alone but is ultimately defeated, her body violated by Meraku. Meraku's true objective is to weaken Next Lady and bring about her complete defeat and death in front of humanity! [BAD END]