In her previous life, the Demon Queen had been murdered by local thugs after being almost raped. She develops a hatred toward men.

In the three months after being reincarnated, all she had had done was sit on a throne and kill the heroes that the humans summoned. The heroes were low life creatures from the Demon Queen's previous world.

The 73rd hero was a "kind" Hero who said that she looked beautiful. The Demon Queen fell in love with him but she was betrayed and murdered....

She reincarnated again into the same world, 20 years after the Demon Army had been subjugated and the Demon race was almost driven to extinction. Anger filled her and she wanted to take revenge on those that wronged her and avenge her Demon Kins, but then she met a certain human girl...