958 Devious Laugh

"How are they?" Granny Jinghua asked worriedly. 

"They are fine. They are now at Advanced stage of Level 4. Fortunately, I do not detect any negative symptoms," said Jiang Fei after hesitating for a brief moment about the news that 0542 had reported. 

A minor change in personality… How could he explain what was wrong when he could not even put a finger on it himself? How does one explain something abstract and cannot be quantified? That was the aspect of the human psyche. Physically, she's fine but mentally… As long as no one mentioned or talked about it, the subject would not realize that there was a difference in themselves. On the other hand, if they keep talking about, the subject would eventually critically evaluate themselves to the point where the placebo effect could kick in.