"How come you are still active?... the virus was specifically made to wipe your source code." [It did take a huge chunk out of it but I was able to survive thanks to you lot]
"What are you talking about?" [It's simple actually. You hacked my signals and I merely did the same to yours. I'm sure you didn't think that was possible which is why you didn't bother to place a firewall to protect your precious ship's programming.]
Leah and Nathan shared looks. They had not thought of a scenario like this taking place. At this point, they could only blame themselves for not expecting the unexpected.
If they were to think about it, Perfect World was a game and their tests were divided into segments. It worked like the story mode feature which allowed previous events to mark out the next course of events to take place.