The exploration after crossing the safety line was much more difficult and dangerous than before, and of course, the efficiency of the exploration was worse.
This was guaranteed because, after all, safety was the most important thing. Even Divor, who explored underground caves all the time, did not dare say that he knew these deep underground areas well. In his adventurous past, accidents and dangers were abound; not to mention the terrifying four-armed bull-headed man.
There was no day or night in places where people did not see the sun. They could only judge the time through the pocket watch carried by Divor. In order to avoid the risk of fatigue, they took a break every three hours, half an hour each time. They camped on the third break, adjusted the schedule, and greatly increased the time for rest and sleep.
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