This is a story that begins in a coal mine. A big boss of a generation was terminally ill and lived alone for the rest of his life, but he didn't want to be reborn in 1985. He returned to the Yanxi Coal Mine that haunted him. Facing the love of his past, he decided to make up for his past regrets. Facing the turbulent waves of the times, he decided to live a different and wonderful life. However, an inconspicuous little piece of paper guided him to another period of life that was confusing to him.
