He raised a sandy blond brow at Luke and looked in the direction of each of the places he described. A sudden feeling of unease sank in and he folded his arms uncomfortably. "I don't know. Whatever you want to do?" He was good at following. He his role was to follow Sherlock and observe. Finding a new one right away was not the easiest thing for him to do.
There were many more people then he was used to out that day. He didn't like crowds, being around them pushed his nerves into over drive. Brought back that edginess he'd felt during the war. Always aware, always wary of people that might be ready to kill or harm him in some way.