This book tells the story of Chen Jianjun, who was born in 1976, who faced the darkest moment of his life in 2026: at the age of fifty, his marriage collapsed, his career collapsed, and he was heavily in debt. When he was desperate, he accidentally traveled back to 1996, when he was twenty years old and his life had just started. With fifty years of life experience and accurate prediction of the tide of the times, in the golden age of reform and opening up, he started from the bottom of the labor force, entered the workplace, seized opportunities, overcome difficulties, and counterattacked all the way. In the end, he created a business legend, made up for the regrets in life, and lived the life he once most desired. The story takes workplace business warfare as the core, intertwined with family ties, love, and friendship. The plot has ups and downs, showing personal struggles and destiny reversals under the torrent of the times.