Tokiwakoku. It is located at the southern edge of Toki no Kuni. They are now at war against Honohara no Kuni. Honohara just tries to get a precious stone called Tokigane, which exists only three in the world. Princess Ruri owns one of them, Soun, king of Honohara, also has it, and the last one is now missing. Soun tries to collect all of them to prove himself as a unifier of the continent. Most of the territory of Tokiwakoku is invaded by Honohara and the main base is about to be destroyed. Their one and only hope is Tokigane Ruri owns because there is a local legend that the stone will save the country when it is in danger. When she uses it, a convulsion of nature happens and a boy appears in front of them. "I don't know. I don't remember anything except for my name, Hayato." Like this, Hayato's battle starts... [From ErogeShop]