C257 Research on weapons

Everyone chatted until late into the night before they finally felt tired.

Luo Chen yawned, then went back to his own room to sleep.

At this time, Ke Nan carefully walked over to Dr. Ali and asked, "Where did this guy come from?"

Dr. Ali scratched his head and said adorably: "I don't know, but he said he admired my talent a lot, and since he had no money and no place to stay these few days