[Naruto] Saga of Tanya the Kunoichi - Chapter 29: Konoha’s Darkness

The main character is reborn as a character from a game he played in his previous life. This character falls into ruin along with the villainess, spending the last of their years together. A man named Kururi Helan.

Han Sheng Li is the Crown Prince of the Great Han kingdom. Since the age of fourteen, he mostly went to the wars with his father, Han Wenji, the great emperor of the Han Kingdom. He's the most favored child of his father but, is the cruelest and ruthless among all of his seven half brothers.

Justin, a skilled gamer, is pulled through a dimensional gate into a dungeon resembling his favorite game—just three days before the end of the world. Faced with monsters and ancient magic, he rises from novice to the most feared dark magus , surpassing all others. Witness his unstoppable journey to ultimate power as he races against time and destiny.

The curtains to an epic of a continental power struggle are pulled open. There’s an entire empire in Dane’s heart!

Churches, tribes, prisons, forests, castles, graveyards, abysses . . . He controls the bases of all seven races in the fantasy epic war game, [Heart of Dynasty]; right before his eyes is the throne of a monarch!

Elf rangers pull your bows, the heavy-armoured knights are charging!

The Caesar Empire has collapsed. An era of war for the new ruler arises. The Kingdom sends endless expeditions; the Northern Alliance is unwilling to be excluded; the abyss and death begin to stir as they gaze upon the continent. Plots, tricks, religious wars. . . amidst these battles, only the victor can be called powerful!

Dane, holding a blade dripping with blood, says with bared teeth, “f*ck! Let me use my ass to see whether that seat at the top is comfortable or not!”

- Description from Novelupdates