Lin Zhan, the famous God of War in the past, chose to remain anonymous and became the Xiao family's son-in-law due to the destruction of his family. The grievances of the Xiao family, the intrigues of business wars, the rise of dark forces, the intertwining of old and new grudges, Lin Zhan was treated coldly in a humble place, but he still held fast to his faith. As the crisis approaches, Lin Zhan gradually reveals his strength. At the same time, he embarks on a road of revenge, redemption and struggle focusing on family, friendship, love and responsibility for his family and country. His multi-line journey connects the disputes between wealthy families, underground power struggles, battlefield fighting and the rise and fall of the family. At the intersection of family affection and power, love and ambition, Lin Zhan finally achieved self-transcendence, saved his loved ones, calmed the troubled times, and wrote the legend of the God of War's son-in-law.