Tenka no Daiakunin ni Tensei shita Shounen, Hitotarashi no Dai Eiyuu ni Naru ~Keikoku no Bishoujo-tachi to Eiyuu Gundan wo Tsukurimasu~

中華風RPGゲーム『剣主大乱史伝』の世界に転生したことに気付いた少年・黄天芳。さらに天芳は、10年後に義妹・柳星怜が“傾国の悪女”となってしまうこと、そして自身が“天下の大悪人”として倒される悪役であることを思い出し!? 破滅回避のため行動を始めた天芳は、ゲーム知識を活用しながら努力を重ね、秘めた才能を開花させていく！ その行動はいつしか原作の展開に思わぬ影響を及ぼし——義妹を闇堕ちから救うだけでなく、本来敵対するはずの正ヒロインや最強の武術家まで、“傾国級”の美少女たちを続々と味方につけて!?
A boy named Huang Tianfang discovers that he has been reincarnated into the world of the Chinese-style RPG History of Sword Master. He also remembers that, ten years later, his adopted sister Liu Xingling will become a notorious femme fatale, while he himself is destined to be defeated as the greatest villain under heaven. Determined to avoid this disastrous fate, Tianfang puts his knowledge of the game to use and works hard to awaken his hidden talents. His actions begin to change the original storyline in unexpected ways. Not only does he save his adopted sister from falling into darkness, but he also wins over the original heroine and even the strongest martial artist, gathering one exceptionally beautiful girl after another as allies!