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PLOT----------
Nobita has been having a weird dream about a boy named Roppel and his strange companion Chami traveling in space. By a twist of fate, he met them in person where it turns out that they are real and that they were being pursued in space, causing their Космос vehicle to malfunction, connecting the Космос vehicle itself with Nobita's room. They journeyed to Roppel's planet and amidst their enjoyment, Nobita and Дораэмон pledged to help Roppel's planet free from their oppressors.