"Thank you," Jack said as he walked over, picked out a decent one, and walked back to the counter.,But luckily, today's job was pretty easy. The knife was sharp and easily pierced the other person's neck, tearing through the neck muscles and reaching the windpipe. With a light flick, I cut open the entire airway...,He thought to himself, unconsciously starting to be thankful that he had just locked the door...。