The Brave One Turned Out to Be My Sister

Under the protection of the God of Death, the long-lasting battle for world domination between swords and magic, monsters and humans begins. In 149 AD, under the attack of the new demon king who showed great strength, the monsters quickly invaded half of the Pelos continent. The only country that was not destroyed was the Gem Empire. However, when the monster army was about to reach the border of Gem, a brave man appeared... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.