Chapter 56 Meeting Upgrade Requirements_1

Due to the sudden onslaught of the electromagnetic pulse, the nearby vessel that was preparing to dock at the harbor experienced issues with its onboard electronic devices. In a panic, the crew could only manually activate the emergency switch and immediately dropped anchor.

Pengville Port was a major port, and there were many ships drifting nearby. So, when Dong Tianyu left the water surface, the required survival points for the upgrade of the cave mansion decreased by 300 once again.

After going through one upgrade of the cave mansion, Dong Tianyu found that not only did the required survival points for another upgrade increase, but the number of survival points for decomposing and absorbing the same kind of material also decreased.

According to the previous situation, even if the upgrade requirement had doubled, Dong Tianyu was now collecting far more resources than before.