sentences:  Sarah Jane eventually returns to her attic and confronts Mr Smith, who proceeds to monologue in the same malevolent voice as Luke pulses in agony.In retaliation, she unleashes K9 to battle Mr Smith while she covertly enters an Armageddon code virus acquired by Maria's father.Thanks to K9's attack distracting Mr Smith, she is successful in her attempts to infect him with the computer virus.