C555 Hidden Rules

Lee Chongshang's revelation took Zhang Yu aback once more.

To discern his level of cultivation, one would have to be at least an adept of the Yin Glimpsing Mirror caliber.

To Zhang Yu, Lee Chongshang seemed enshrouded in a veil of mist, his true extent indiscernible, leaving Zhang Yu uncertain of just how far Lee Chongshang had progressed