Superior and Superior Cross are Shounen manga written by ichthys. Superior is the main series while Superior Cross is the sequel. But you have to read both of them in order to get to a conclusion. The story is set in a middle-aged fantasy world where monsters and humans live in the same world and are at war for a very long. A Demon Queen has risen and killed half of the human population and is bent on destroying the rest as well. To fight these Powerful Demon Queen humans have appointed a hero. This hero has a strong conviction that every life is precious and refuses to kill monsters except for the Demon Queen.

Story

The Demon Queen, who wants to kill the hero, encounters The Hero while she's battling a dragon. The hero not knowing she's the Demon Queen saves her, escapes with her to safety, and heals her wounds. Demon Queen is intrigued by the Hero's skill and his non-kill policy. follows him around pretending to be a weak monster girl who has no place to go. Demon Queen intends to observe the hero's weaknesses and plan to kill him when he let his guard down. But before she makes up her mind on killing him, she falls in love with the hero and saves his life when he's in trouble. Not knowing the person he travels with is the Demon Queen, the hero still intends to kill the Demon Queen in the end. So what will happen to the Demon Queen? will she die by the hands of the person she loves or will she be able to kill her one true love?

Art

The Art of this manga is good, Can't say it's the best I've seen, but It expresses the story very well. Both manga series is completed and translated by fans so you don't need to wait for new chapters. It's not that long either so Happy reading.