"Shit..." he muttered and picked up the pace, realizing he had no choice but to follow him. John approached the tape, his heart pounding with adrenalin, and casually flashed his ID. To his amazement it worked, and he was allowed straight in. He rsn to catch up with Sherlock and they entered the building to be faced with the sight of a dead woman lying face down on the floor.
John stood back as Sherlock examined the body, initially at a loss of what to do. Sherlock inspected the girl or about two minutes, then stood up instantly able to tell John a whole bunch of facts about her he could never have imagined.
"How the hell do you do that?" John asked, amazed.