Modern young man Hai Qi accidentally traveled to the world of the TV series "Big Yangko" and became the brother of the protagonist Hai Mao. Relying on his prediction of the plot, he determined to change the fate of Hutou Bay. In this era of clan rivalries, Japanese pirate intrusions, and wars, Hai Qi protects Hai Mao from many crises while trying to resolve the feud between the Wu and Zhao surnames and protect those characters who ended tragically in the original work. He dealt with the shackles of the feudal clan and the wave of anti-Japanese and national salvation. With the wisdom of modern people and his love for brothers, he wrote a legend that healed the difficulties and rewrote history in this land full of suffering and blood, allowing the Red Yangge to play a different movement of destiny in the context of the new era.