Raymond signals everyone—including Frederick and Lucas—to follow him into the building through the back. As expected, the guard at the rear was just as strict as the guard at the front. While hiding in the trees near the building, he watched everyone on guard there, carrying AR-15 rifles.
'How long will the numbing gas works?' Raymond studied the drone in his right hand. Seeing the shape that was bigger than the first drone type, he was a little reluctant to use it.
'In ten minutes,' Edward took out some of the drones he was carrying, complete with hologram tablets that were used as controls. 'They are equipped with artificial intelligence. I have included the map for this mansion as well.'
'But it looks like their job will be difficult,' Raymond took the hologram tablet from Edward's h
