Living with her parents and grandmother in a single-room flat in working-class Bedok, Genevieve Yang is saddled with an unexpected sibling when Arin appears. As the two girls grow closer, they must navigate the intensity of life in a place where the urgent insistence on achievement demands constant sacrifice. Knowing that failure is not an option, the sisters learn to depend entirely on one another in pursuit of academic perfection and passage to a better future. When a stinging betrayal violently estranges Genevieve and Arin, Genevieve must weigh the value of ambition versus familial love, home versus the outside world, and allegiance to herself versus allegiance to the people who made her who she is.