[AN: I noticed a plot hole. Wang Wei and the others could have used the trial to cultivate their secondary Daos, like pill refining or array, to the Paragon Realm. So, one of the rules is they can only use the trial for their primary Dao.]
…
"Why didn't I think of that?" Sir Lu said as he palmed his face. The spirits chose the main mind over the Heaven Cardinal because they felt Fei's all-encompassing goodness and kindness, and they were moved to the point of betraying their Lords. Now, with Wang Wei's reminder, Sir Lu saw hope to save themselves.
"Young cultivator, thank you for your help," Sir Lu said. "But you should leave this place since it's dangerous."
"You don't have to tell me twice," Wang Wei said. "However, remember that what you pay me is not enough for the karma of saving your life."
"I…We understand."