Blessed with a rich natural environment, Ogre has developed technologies that utilize the power of nature, such as plant cultivation and monster breeding. Infans have developed technologies such as item processing and resource mining to overcome the harsh natural environment. But finally, the time has come for these two races to meet! And the contact of the two different civilizations has developed into a great war that bisects the whole planet...

First, the player chooses whether to play in the Orgul or Infan tribe and starts the game. The game is divided into three parts, the first part is a campaign within the race, the second part is a full-scale war of Orgul Infan, and the third part is a day after the war.