Mia reached out a hand, and touched it to the pure black surface of the control panel. Ripples moved over it's surface, as the building groaned. Pipes rumbled, cables shifted, a tremor went throughout the entire structure, as it aligned itself with Mia's will. The bodies collected there shivered, the screams of those that had been trapped increased in pitch. Everything in this building knew the mistress had returned, and prepared to bend to her every will. At her whim, the many zombie-like creatures arranged themselves along the walls, even as her portal generator activated itself. Without a doubt, this was Mia's domain, and she had ingrained her will into every single inch of it. There were few foolish enough to even attempt to face her on her home territory, where undoubtedly every room contained another trap, another mechanism for dealing with those she disliked, no doubt doubling as a torture device. 

As Mia spoke, her voice echoed throughout the hallways, seemingly reverberated by the walls themselves. "Well? Those of you who want to come fight this threat, can join me in the control area. Those of you who would rather serve a different purpose are free to stay behind." The last sentence was said with a kind of coy, casual sadism, as that of a child carefully ripping the wings off of a butterfly. "All work no play makes me boooooooooooooooooored. So you'd better hurry along before I get impatient, okay? Before I remember what delicious sounds you make when you squeal...."