Yu Sui watched Mei Chengyu for a long while. When she saw no sign of him waking, she turned back to the map on the table and carefully thought over the centuries before the strange fire descended:
Back then, the World Destroyers wouldn't be burned to death by the strange fire, and they could use its power without any burden.
In other words, the strange fire had once been controllable.
Yu Sui thought again of the time when she was little and had held that small flame in her palm. Looking at the later records, she saw that after the strange fire fell dormant and reappeared, the ability to release it varied from person to person.
Some World Destroyers could release it only once.
Some would be burned to ash along with the strange fire after releasing it three times. The strange fire was changing, but too few World Destroyers had participated in the Water Vessel Plan experiments, and the findings had never been made public. As a result, the world knew very little about the strange fire.
Yu Sui also hadn't found any record in the texts of the Five World Destroyers sharing a Death Empathy. Was it simply unknown, or had it never happened before?
This time, the six nations and Taiyi had decided to restart the Water Vessel Plan. Was it because they had learned about Death Empathy from Yu Xian?
Did they want to bring the World Destroyers under control first, rather than expend great effort fighting them?
Not much time had passed between Yu Xian's identity being exposed and his death. He himself had little fighting ability, and compared with the other World Destroyers, killing him had taken almost no effort.
Yu Sui studied the locations marked on the map. The six nations each had