早期的石碇山區，因為交通基礎建設不佳， 村民物資採購運送不便， 阿蕊用行動小發財車， 在山裡兜售民生日用品， 後來經營雜貨店，服務項目越來越廣，但最終不敵財團連鎖店進駐，市場利潤逐漸被侵蝕，但阿蕊沒有放棄，在夾縫中希望走出一條自己的道路。
A Rui started her business with a small truck packed with groceries. She drove around the Shiding Mountains and sold groceries in the villages without proper transportation infrastructure. Later, she ran a grocery store, and the services and items became more and more extensive, but in the end, she was defeated. The chain stores entered, and the market profits were gradually eroded. A Rui does not give up. She carries on, hoping her grocery store will survive.