C1519 Not a single one remained

"Why is there no one here?" Hei Yu's first words after he entered the room were filled with caution. Although he didn't see anything, he had the intuition of a killer.

Lie Jiawei said: "They are all below, follow me."

"Alright, let's go down." Just as he finished speaking, Hei Yu suddenly raised his hand, and a energy pistol appeared above Lie Jiawei's head.

However