C284 confirm one's own conjecture

In the Blue Moon Secret Realm, within a high-grade fifth-ranked spirit vein!

"Senior brother Yu, why did you let those people stay in a high-grade fifth-grade spirit vein?" After distancing himself from the people he had just rescued, Gongsun Yiming asked in confusion.

"One must know that among those people, there are a portion of them who are not kind people