Many years later, Lin Wanqiu married a local farmer. Zhou Mingyuan returned to the farm for work and met her at the supply and marketing cooperative - she was holding a crying child, her knuckles were thick, and her cuffs were stained with oil. When she saw him, her eyes seemed to have been sandpapered, and she was so calm without a trace of ripples. He wanted to hand over the explanation he had left unsaid back then, but found that the shopping ticket she was holding in her hand and the food stamps from Shanghai in his wallet were already objects from two different worlds. What he didn't know was that at the bottom of the box in her home, there was still a notebook that had been soaked in river water. The pages had long been yellowed and brittle, but they had been carefully bound with thread...