There is an ancient prophecy shared amongst the kingdoms of Chikyu- 2,000 years after their fall, the Territorial Empire Bugnarok will once again rise up to kill all humans. However, five kings and their guardian deity, King-Ohger, will stand up to face them. This is the story of kings who will defend Chikyu, as well as a coming-of-age story for one young man who will achieve kingship henceforth.

Madoka Akagi grew up in a port town in the Kanto prefecture of Japan. After graduating university, she moved to work at ADventure, a small advertising agency in Tokyo. She came to Tokyo in search of her dreams but reality sets in and every day is not like the world she imagined, especially when she has to do a presentation that decides the company's fate. However, she soon finds a package from her mother which includes a Game Boy Pocket and Pokémon Red. She decides to start playing Pokémon Red for the first time in 20 years. How will her adventue go?