Set in Ark, the land of Musha Gundams, Musha Retsuden is the story of the adventures of Retsumaru and his friends, righting wrongs and enacting justice. Claims to be affiliated with SD Gundam Force, but has more in common with the original Musha series.

A collection of side-stories and back-stories for several main characters from "SD Gundam Force," as well as a chapter dedicated to related data.

This is a completely new story with no relation to previous Gundam series. Set in the 21st century with Japan as the main stage where a mysterious army has invaded with super weapons called Mobile Suits, the protagonist stand against them with a mobile suit called "Gundam". The year is 200X. A mysterious robot fell from the sky into Tokyo. The robot is called a "Mobile Suit". Meanwhile, another Mobile Suit named "Gundam" crash landed near Kurono.

Virtual Space "G" Dimension around the colony in its own territory "G catapult gear," Seoul's most popular game machine was summoned to fight on the card housed in a "Batoreivu" Hyuuga, Gekkou, will be seen three drops of not attacked by MS. Gekkou crisis-ridden brother Hyuuga Hyuga and even to repel by their fusion with the dragon the MS Gundam was guided by a mysterious voice trapped in the dimension G.