Lethal Poison!

Rui Butong took in a sharp breath of air. "In that case, aren't they just left with the option of waiting for death?"

"Not necessarily," replied Mo Tianji with a smile. "If it were me, Diwu Qingrou, or even those outstanding talents from the Zhuge Clan inside, we would still have a way to resolve this crisis."

"In fact, we would have quite a few ways we can use to avoid a doomed situation… However, these are no solutions that they can think of currently. Therefore, to them who are inside right now, this scheme is impossible to resolve! They can only use their cultivation to resist death — And that's after they realize that they've been poisoned!"

With an impassive smile, he went on. "Of course… The ninth-grade Supreme Martial Artist inside, Xiao Chenlei… probably won't die from just this. In fact, whether or not this is effective against him remains to be seen. Thus, we absolutely mustn't be careless…"