In 1977, to let her older brother focus on the college entrance exam, Lin Jinxiu was forced into an arranged marriage, becoming the "contract wife" of Zhou Xiangwan, a steel factory worker's son rumored to be unruly and dissolute. Amid the tide of reform and opening up, the two grow from partners using each other into confidants who support one another. Together, they build a business empire and, as the times change, rediscover their true selves.