A 300-year-old book is discovered which chronicles the adventures of the legendary Samurai Troopers... centuries before they happen! But what does this mean? Are the Troopers merely puppets in some cosmic play, acting out parts? Who is this mysterious Suzunagi, a mysterious girl who entices each of the warriors with their hearts' desire - salvation, new armors, freedom from a life of fighting. Why is she so interested in the troopers and their armors?
The land of dreams, Fenarinarsa, was once a kingdom on Earth, but the kingdom gradually drifted away as humanity's belief in dreams waned. To save the kingdom, the king sends his only daughter, Minky Momo, on a mission to restore humanity's dreams. After establishing herself as the daughter of a childless couple, Momo strives to transform Earth into a planet rich with dreams once more. Armed with the power to transform into an adult with the proper skills to handle any situation, and accompanied by her animal companions, Momo vows to succeed in her quest by any means necessary.