C299 Fifth-generation Alloy Armor

Ke Dong kept Fallen Killing Sword and took out the remaining thousand-year-old Cold Iron again, planning to forge a short sword for Su Jin to use.

Last time, Su Jin lent the superlaser sword to Zhao Ya for research, but Zhao Ya had never been able to find any results from her research. It was not realistic to create a superlaser sword, so Su Jin still lacked a short sword