Cleo placed the bracelet in Mary's palm and explained seriously, "Master, this is an energy tracking bracelet. When it gets close to an energy stone, it will heat up. If you take it off and place it directly on the stone, it will emit light corresponding to the stone's level."
Mary's expression turned thoughtful. "Cleo, when did you sense it? Was it recently?"
The only place that felt unusual today was that mysterious building. Five stories tall, filled with strange people and an oppressive aura, it had left a deep impression on her.
The sellers were odd, the buyers were even stranger, and even the people collecting goods carried an air of danger. The place reeked of blood and strength, the kind of atmosphere she had only felt after years of surviving on the edge of life and death.
In such a small area, there was actually such a hidden underground trading market. Who exactly was the person behind it?
