The protagonist transmigrates and discovers he’s the brother of the goddess Luo! For his little sister, he fights the Yellow Turbans! For his little sister, he takes on Han Fu! For his little sister, he goes after Gongsun Zan! For his little sister, he wages war on Yuan Shao! For his little sister, he destroys Cao Cao! For his little sister, he unifies the Central Plains! It turns out he spends his whole life at war, and at the end of the Han dynasty, he fights only for his sister!
When he meets Diao Chan, he kidnaps her to be his sister’s maid.
When he meets Cai Yan, he spirits her away to be his sister’s musician.
When he meets Lü Lingqi, he tricks her into becoming his sister’s bodyguard.
When he meets Sun Shangxiang, he snatches her up to be his sister’s sister.
Well written!