"Look there!"
"What to look there, there is nothing!"
The second guard thought that his friend was actually trying to mess up with him in this situation when they should be extremely serious about their job.
"Exactly, there isn't anything! There should be the captive's body on the bed, but there isn't, you idiot! Immediately ring the alarm.
Tell them to block the whole Mansion, we can't allow them to escape otherwise we will be the ones to suffer the Count's rage."
The second guard could only scream in anger as he saw that his friend wasn't catching the important clue, as their neck would be in line if they didn't properly take care of this matter.
Even though they didn't see a trace of Roy's presence it didn't mean that they believed there was nobody there, as the biggest proof was Lady Fiona's disappearance.