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After the events of Daicon III, our protagonist is all grown up. The girl continues to battle stormtroopers and a variety of other science fiction characters, with the help of a light saber sword!
A little girl witnesses a plane land, and is given a glass of water which she must fight to protect. Against mecha, green lizards and even the spaceship Enterprise, the girl struggles to get the water to a daikon radish… which turns into a giant spaceship!