Du Lai asked in confusion, "Is that all?"
"There's another reason," Bai Youwei said. "Have you ever thought about why, after several months, only Mark, Dylan, and Slade are the ones who have survived in the labyrinth?"
"Maybe they are the strongest," Du Lai replied. "Looking at them, you can tell they've eaten quite a few people."
Bai Youwei shook her head gently, "Maybe they are the strongest, but if they have survived, it must be because a certain balance was achieved among the three of them.
Mark has the key to leave the labyrinth, Dylan holds endless food and water, so what does Slade have in his possession?"
With her saying that, everyone started to realize.