When Lin Xiaoyu fails her postgraduate entrance examination by three points, she returns home with nothing but a worn vocabulary book containing 5,500 words. Determined to try again, she begins a year of relentless memorization, where each English word unexpectedly mirrors her inner world. "Abandon" recalls her father who left; "persevere" echoes her mother's factory shifts; "ambition" tastes bittersweet. Between dawn recitations and midnight reviews, Lin befriends fellow dreamers in a cramped study room, each fighting their own battles. As the second exam approaches, she realizes those 5,500 words were never just vocabulary—they were fragments of a life being rewritten.