He walked over to the main chair, but didn't sit down. With his makeshift crutches, he began tapping the floor around him. He tapped approximately 34 clay tiles before stopping. There, he moved his crutch diagonally three tiles down and began counting once more...
Scylas stared at him... no one knew what was going through his mind.
Edward already understood what he was doing, although he didn't really understand what was going to happen. He let him work.
Silas took longer this time. The room was huge, and he had to count more than a thousand stone tiles.
He stopped at one of the corners of the room. Some dust fell on him. "The explosions have weakened the mansion..." he whispered.
In fact, if you looked closely at the walls, you would notice that they were broken. He still didn't know where these guys had placed the explosives, but Edward mentioned that it was simply to prevent reinforcements from entering.
