C199 It's Not like I'm Lying

In the blink of an eye, it was already the appointed time. Before Mo Xiao left, Gu Xi Yan repeatedly confirmed that he had set up the tracking device.

With that person's cunning level, he would most likely ask to change the location on the way. If they couldn't find the firefly, it would be useless even if Jin Yun was brought here.

Thus, the positioning device was very important