Struggling in business, Chen Zhou unexpectedly gains the special ability to travel back and forth between modern times and 1977. An accidental encounter leads him to meet the Shen sisters, who are living in hardship. Relying on different supplies and information from the two eras, Chen Zhou helps the sisters improve their lives and find new paths while rebuilding his own life. With each trip back and forth, he not only gains new opportunities, but also gradually finds back family affection, responsibility, and the direction of life, starting a struggle story spanning across eras.