In the end, Lu Zhou confessed.
As Lu Bei didn't deal a fatal blow, he regained consciousness after a moment of unconsciousness, and clearly heard the highly insulting interrogation method of Fox San.
Unable to distinguish whether the two brothers were acting or genuinely upset, he readily explained the reason for his secretive journey to the Northern Region.
He came for the secret realm.
Zhu Heng, the elder of the Zhu Family, was sent on a mission to the Northern Region. His task was to keep the underworld monarchs of each country in check. Even though Wuzhou was in internal strife, they could still spare the effort to deal with the monarchs. Those who obeyed could continue to sit on their thrones. Those who disobeyed....
Well, many people desired to be obedient servants but couldn't find the right opportunity!