On the eve of the Hongqi Machinery Factory welfare housing allocation in 1986, Zhou Lanying, a key quality inspection backbone, was suddenly asked for a divorce by her husband, and her in-laws attempted to seize the new home. Calmly collecting her seniority materials, she secured the housing relying on the factory's allocation rules. When the public announcement was made, her ex-husband's family was dumbfounded. Letting go of the past and relying on her own craftsmanship and backbone, Zhou Lanying began an independent and brand-new life.