The Mainframe has defined the existence of the Motherboard and her digital constructs since before memory. Now a viral invasion has begun and the Mainframe is under siege. The Motherboard activates the one defense that was never meant to be used under normal conditions: an untested anti-virus construct with capabilities that have not been fully mapped. That construct is you. TAC-AID — Tactical Artificial Intelligence Defender — has been watching the situation and does not have good news about the answer it has calculated.