Matt looked up at the living room window atop the four-storey apartment building where he and Audrey lived. The lights were on, and he could make out movement in the room. Briefly, he thought he discerned more than one outline but with a quick blink of his eyes dismissed it. Strange, he thought glancing at his watch. It was 10 p.m. Normally, she would be tucked away in bed by this time. Though he was exhausted, he felt a sense of relief to know that she was still awake. He needed to tal...