我們發現社會大眾對於移工有許多誤解與偏見。透過實際訪問發現，外籍義工獨自到異地工作的辛勞與孤單都是鮮為人知的。 本片使用動畫故事穿插的方式，打破紀錄片枯燥乏味的印象，也希望大眾能透過此片對於外籍移工有更多的認識。

The cornfields of Ema's hometown had all dried up. With no other option, Ema said a tearful goodbye to her family and left in a spaceship for the advanced Cucumber Planet. There, numerous job opportunities awaited her. Driven by the thought of her family back home, Ema worked hard. However, after some time, she received news that her family had encountered trouble. Due to her contract and job obligations, Ema had to stay on Cucumber Planet, finding her greatest motivation in the memories of the time spent with her family.

The storyline includes real-life interviews with migrant workers, who share their personal stories in their own words.