Because the Heaven-Shaking Thunder possessed such devastating destructive power, and now both internal and external wars had subsided, both Yan Weichi and Shangguan Xi felt that such a weapon should not remain in the world.
Otherwise, if someone with malicious intentions set their sights on them, it would likely spark upheaval once again.
Therefore, Shangguan Xi had asked Yan Weichi for a method to completely destroy the Heaven-Shaking Thunder.
Chapter 344