Wang Yan, a young man from the modern era, transmigrates to the sixth year of the Baoyou era in the Southern Song after being swept up by the Qiantang River tide. He puts down roots amid the flames of a chaotic age. Drawing on his modern knowledge, he adapts novels to comfort the people and writes battle songs to awaken the will to resist the Mongols, gradually becoming a beacon of hope in troubled times. He also meets close friends and kindred spirits such as Li Feixuan, Zhao Jingyue, and Zhang Su, forming deep bonds with them. At court, he confronts the chaos caused by Jia Sidao's stranglehold on power and joins forces with like-minded allies to resist him, ultimately eliminating the threat of the treacherous minister. Amid the flames of war, he sees the Southern Song's destined downfall and resolves to break out of this desperate situation, making plans with those around him to cross the seas and open up a path to survival in the Americas. From finding a secure footing in Lin'an's bustling streets, to deadly struggles amid the currents at court, to the arduous preparations for a voyage across the ocean, he fights to protect his homeland's peace and safeguards the warmth of human bonds. As the Mongol Yuan's iron hooves draw near, he unites people from all walks of life and defies the odds. The voyage has barely begun when storms arise. Old enemies remain, and foreign threats still loom. In the end, these people of steadfast hearts will continue their passionate saga of resistance and protection, even in the most desperate of circumstances.