HE PAUSED WHEN HE REACHED the fourth floor, so he could listen at the door of the stairwell. He had made it that far without being seen, as far as he was aware, and was determined to make it the rest of the way, deal with Emily Wright, and get back out again without being discovered; he hadn’t even been seen when he entered the accident and emergency department and headed for the stairwell, and that was where he thought it most likely someone would stop him and want to know what he was doing.
He listened for more than a minute before deciding the corridor on the other side of the door was empty. Once He was sure of that, he eased the door open and slipped through. He had scouted the hospital earlier in the day, so he would know just where to go to commit the murder he was there for, but e
