In reality, Sub-dragon beasts that live in the wild indeed have individuals who break through the race's innate limitations. However, it would already be decent if the domestically bred Sub-dragon beasts do not lower their own rank.
Perhaps the situation could be changed once the potion for purifying bloodlines has been successfully developed. But all these are things of the future, and Hudson hasn't heard of anyone who has managed to develop such a potion yet.
...
In the capital, Crown Prince Caesar, after a period of adjustment, had gradually become familiar with the political affairs in the court and had finally developed a few characteristics of a monarch.
However, accompanied by the King's long absence, undercurrents also swept in. Not only were the domestic nobles restless, but even the foreign powers were also poised to make a move.