Ambition of Humans

Five minutes later, door no.3 opened again, and Leroy appeared with a pale expression. The elf lady saw him with shimmering eyes. She had watched everything inside the room from start to finish. 

Although this test was about killing three puppets with two realm differences from the participants, those puppets were not like normal puppets who were only capable of manual and preprogrammed movements. Instead, the puppets used in these trials were all secretly controlled by royal teachers of the Sky Heart Imperial School!

That's why the promotion rate of the students into Imperial School was extremely pitiful. It wasn't done on purpose either, but only those who could surpass their teachers were qualified to move forward; this was the true belief of the Sky Heart Imperial School and also the reason why its students were all powerful figures.