It turned out that Gu Shanhai had underestimated the preparation speed, and what he thought could be done in about ten to fifteen days ended up dragging on for an entire month. Finally, with his Transcendent concealment reaching the eighth ring, able to cover his aura and transcendent luminescence, they completed the preparations.
It wasn't that there were too few applicants; on the contrary, there were many. Kay had gone through several screenings before selecting a few knights.
In fact, if he had options, Gu Shanhai would have chosen a Round Table Knight who was destined to obtain the Holy Grail for Atilis in the future, but unfortunately, that person wasn't even born yet...