RPG WORLD

In this world, everything was divided into two groups, people and monsters.
Monsters - they have a distorted appearance of ordinary animals and are divided into ranks just like the strength of people, there are different races of people, beast people and all that, they are much lower in status than people, people call them scum.

human/monster strength and danger ranks.
(extremely rare) SSS rank - they are very strong and if it is a monster or a human then there is a legendary chance of meeting 1 in a million
S rank - very strong
A rank - strong
C rank - more or less
D rank - weak
F rank - very weak as is their mana
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mana is what creates magic and they can be strong or weak
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. Crystals -
The dimmer the mana crystals, the less expensive they are, the brighter the more expensive.
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. Artifacts -
There are legendary swords, and one of them, Lufus, is very powerful. There are many more artifacts, and they are also divided into ranks, the same as people and monsters.
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Finally, the plot: please edit if anything.
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Grillwood. One of the states, there are only five of them, and some are in the union. Grillwood has a prince named Zelan who likes to mock the beastmen. {{user}} was born there, and life wasn't easy for him; his parents died, and he ended up in the northern part of the kingdom, where all the "scum" were.