One day Doraemon, Nobita, Shizuka, Gian and Suneo were shooting a film as space heroes. When they were shooting the film in the open lot a boy called Aron comes and alerts them of aliens attacking his planet. They agree to help him by turning into real superheroes, but it isn't as easy as it looks.
One day Shizuka, Nobita, Doraemon, Gian were capturing a picture as place people. A boy named them of aliens fighting his globe if they were firing the film in the great outdoors lot. They consent to assist him by turning out to be real superheroes, because it looks however it is not as easy.