The strongest fire lord

In a world filled with swords and magic, being strong is a must, because the weak will only be oppressed. Such a world order is not only caused by monsters or other strong races, but also the greed of humans to always want to be at the top, to rule and reign like a god. Flint is a part of this world, he chose to join a clan to follow a beautiful girl who was predicted to be the successor to the legendary ice queen, all because of her extraordinary ice magic talent. He follows the girl not because of her beauty or extraordinary talent, but because of a last request from his late adoptive grandfather who saved and cared for him since he was a baby. But because Flint possesses the rare and powerful ability of eternal black fire, he chooses to hide his power from everyone. Choosing to live as a weak character and always in the last rank, becoming a side character who does not stand out in the slightest so as not to overshadow the popularity of the talented girl.