Lu Li and Patriarch of Law Enforcement still did not know that their whereabouts had been exposed, nor the fact that soon enough, the entire Patriarch of Law Enforcement would be informed of their presence.
They crossed through mountains which were many in the Paleo-beast Realm. Those were high mountains and lofty hills with barren and deserted lands. They dared not fly because it would make them too obviously seen. They had to go through the mountains and woods.
They believed that as long as they could hide their tracks, they could kill or capture one or two silver dragons, after which, they would return as fast as possible. Alarming the Paleo-beast Realm might be okay, so long as the beasts would not lay siege to them.