She sees two very odd ponies standing outside the door. Their heads are rather round and bulbous, and the skin on their skulls looks like it’s being stretched to cover it. They are wearing military uniforms, and the mare assumes that they are probably the guard.
One of them is knocking on the door, waiting a few seconds, and then doing it again. His partner has his forelegs crossed and is glaring at his partner and the door in turn. He also has gauze and bandage wrapped around his head. he appears to have been injured.