There was no time to waist, and Clara would have to get from here to the opposite side of the facility to the main processing entrance to reach a system that handled the prisoners as they entered the Rocky. The fastest way there was also the most exposed – through the courtyard.
Not an ideal situation, Clara thought as she quietly closed the door to the control room leaving the bodies of the three guards and the vampire where they lay. But perhaps she would be lucky and in the confusion outside, no one would be paying attention to the courtyard.