Doraemon and Nobita discover a mysterious golden ring far beneath the ice in Antarctica, leading them to uncover an ancient, ruined city.

With no means for defeating Godzilla Earth, mankind watches as King Ghidorah, clad in a golden light, descends on the planet. The heavens and earth shake once again as the war moves to a higher dimension.

Six thousand years before Sora and Shiro were even a blink in the history of Disboard, war consumed the land, tearing apart the heavens, destroying stars, and even threatening to wipe out the human race. Amid the chaos and destruction, a young man named Riku leads humanity toward the tomorrow his heart believes in. One day, in the ruins of an Elf city, he meets Schwi, a female exiled "Ex Machina" android who asks him to teach her what it means to have a human heart.

The world's greatest blue sapphire, the "blue lapis fist", said to have sunk in a pirate ship in the late 19th century, on the coasts of Singapore. A local millionaire plots to retrieve it, and when it's exhibited in an exhibition at the Singaporean Marina Sands hotel, a murder takes place.

China is tumultuous in 1921 when the famed Japanese author of "Rashōmon", Ryūnosuke Akutagawa, visits Shanghai as a correspondent. Here he encounters revolutionaries, courtesans and much more…