C475 Tooth for Tooth

The bodyguards couldn't understand at all. When they observed earlier, the room was indeed empty. They didn't see Su Yang and Niu Niu at all. Why were Su Yang and Niu Niu already outside?

How did they get out?

While the bodyguards were daydreaming, Su Yang found tear gas outside, walked to the entrance of the cave and coldly said, "When I was inside