C391 Mischief

"Beep!" The guard hit the siren and a long sound rang out. The sound of orderly footsteps could be heard from afar, causing everyone to tremble.

"What happened?" Not long after, a group of ten patrolling soldiers appeared. When they saw the guards lying on the ground, the leader couldn't help but ask in anger. Judging from the aura he exuded, he was a 1-star Silver rank