C612 Train Chase(2)

Could it be because Yue Chen was getting closer to him?

If that was the case, didn't that mean that Yue Chen was like a moving "Physique Enhancement Device"? All the Gu who approached her would undergo one change or another.

From this, it could be seen that Yue Chen was indeed a worthy "key figure".

Then the question is, if Yue Chen has this ability