C478 Isn't It Business Time Now?

In the leisure mode of the Tower of Trials, Yao Ziyan had acquired a skill named Perception Dampening. This skill significantly diminished her presence. For someone of Yao Ziyan's Sovereign Level strength, reducing the presence of Lo Chuan and the others was a trivial task. Naturally, anyone with sufficient power could achieve this. And the reason Lo Chuan didn't take action? Well