The first part, "Like a Dream: Ruka Ashihara," tells the story of the beginning of Japanese history, from the creation myth to the introduction of Chinese culture to the beginning of Japan's Warring States Period. The story begins with the creation myth. The Yamato nation rises in the Japanese archipelago. China's cultural input reshapes society. The emperor holding a divine weapon is involved in the whirlpool of history again and again...
The second part, "Like a Dream: Storms of the Warring States Period" tells the story of Japan's magnificent Warring States Period, focusing on the rise and decline of two legendary Japanese hegemons, Oda Nobunaga and Toyotomi Hideyoshi. In the turbulent times of the Warring States Period, heroes emerged in large numbers, and the ever-changing story was like a dream. The ambitious Oda Nobunaga, Toyotomi Hideyoshi, and Tokugawa Ieyasu were all at work. When will the turbulent world be unified?
The third part, "Like a Dream: Edo Enragashi" tells the history of Japan's transformation from the ancient society at the end of the Warring States Period to modern society through the Restoration and the Founding of the Nation after Tokugawa Ieyasu unified the country and rebuilt the shogunate. After reunification, Japan began to sleep peacefully until the gates of the country were knocked open by the great powers with warships, and the shogunate finally set its sights. Japan strengthened itself through the reform and reform, but was only one step away from the abyss of evil.