"Who fired it, who fired it." Qin Yan put down his telescope and looked angrily at the chaotic playground.

"did they find us?" The middle-aged man responded to Qin Yan with a little anxious words.

"group C evacuate the crowd, group A and group B stare at them, I will get down immediately." Qin Yan gives the order to the headset in a hurry, and then turns to get ready to go down.

"team Qin, where are you going?" the middle-aged man asked.

"I can't just let my brothers die. I don't do anything myself." Qin Yan frowns and stares at the middle-aged man. Soon he shakes his head and...