Reincarnated as a Black Dragon in Another World: From the Start, My Girlfriend Kills Me

[Transmigration + System + Western Fantasy + Lord + Giant Beasts + Beast-Eared Girls + One Heroine] Luo Xia transmigrates into another world and becomes a black dragon. His girlfriend, Ai Luomi, is reborn as a dragon-slaying warrior. From the start, he nearly dies by her sword. Ai Luomi declares, "Luo Xia, you are not allowed to look at any other woman but me! My sword doesn't care who it hits." He adventures through another world alongside his girlfriend, while also winning over other races and establishing a territory of his own.