In line with the game by Black Lilith.
Kyle, the protagonist of this story, is one of the 7 heroes who defeated the evil overlord. And then battle he starts a conquest from the continent as a way to unite the humans who continue to exist it.
Standing against Kyle is simply his younger brother Syll, who is also one of several seven heroes. Kyle stole his throne, but did not kill him.
1 day, another in the 7 heroes appears before Kyle. She is Nina, an elven princess. Kyle sees that Nina and Syll are lovers, along with a dark desire starts to burn inside of him...
