Flamethrowers vs Cement Drill

"Boss," George Lee said in a low voice, "According to the thermal imaging device, the enemy is right ahead!"

 Oliver Walker nodded. "Brothers, be careful!"

 He didn't give any specific suggestions because the Imperial Guards were all veterans who had gone through hundreds of battles and had rich combat experience. Therefore, they did not need to worry.

 At this moment, the temperature in the secret passage was at least 45 degrees Celsius. It was not an exaggeration to say that even his skin could feel a burning pain.

 Fortunately, they had high-temperature protective suits and oxygen, so their combat strength was definitely not a problem. The two soldiers at the front stopped at the same time when they reached the corner.

 As they were fully armed, they could not see each other's expressions at all, so they could only communicate with sign language! The soldier with the automatic rifle raised three fingers and started the countdown.