Unbreakable Tiara

Once upon a time, there was a place where everything coexisted. The land is fertile, and the sea is so clear. Everyone is happy and at peace. The war between humans and demons continues for millennium. And this has been a pain and priority of every kingdom in the world. With that, an association of nations was formed and it was called, "The Guild". Mages and Swordsman teamed up to fight them. And it was every man's dream to enter the Guild. But it was not for all. Only special humans will be born with an affinity of magic. One of them was the princess of the Black Kingdom. Borne with chest nut colored hair and golden eyes, her beauty is superb. Her strength paved the way for the end of the war. Her swordskill has been admired, and her manipulation of magic is outstanding. And the Demon Lord fell in love with her at first sight. He issued an order that if they sacrifice the Queen of Black Kingdom, he will stop the war. The Association of Nations, the Guild, has been thirsty for peace for a while. It has been thousands of years fighting, and this opportunity is once in a lifetime. So she surrendered herself. But on her way there, she was ambushed, fight herself to death but was killed. This outrages the demons, and the war has worsened. The Death of the Majestic Warrior, Queen of Black Kingdom has been said the seed of the dark age of war. They are the indestructible force of power. Everyone wanted to be part of it and join them. And their entrance exam is getting harder every year! But they need more people as the forces of evil and demons continue to lurk around and are getting stronger! And when I opened my eyes, I was in a body of a young girl. A young me! How could this happen? God... if you have given me an opportunity, I will not waste it! I will do everything in my power and... revenge towards the people who had do me wrong! And prove to them, that I, the QUEEN, my Tiara is unbreakable!