The experiences within the Fate Space are invisible to the outside world.
Although clearing the challenge has much to do with one's strength, a certain degree of randomness and luck is involved... Perhaps even resorting to using the power of others to clear the challenge.
In the eyes of the councilors, a qualified official knight is not only tested for his ability to combat life outside the city but also tested for 'Survival against Fate'.
Only by constantly clearing the Fate Space can one continuously strengthen oneself.
Therefore, the points collected by the tax law, which have created this trial area, enable the councilors to clearly understand the comprehensive quality of the knights.
The difficulty of the "Golden Apple Trial" is extremely high, not something that a novice knight can pass easily.