Derek was standing in the milling crowd at the docks, scrutinizing the device and map he'd been given when the wind shifts and a familiar scent fills his lungs.

Only...it can't be. Can it?...

Lifting his head, he tests the air, looking for all the world for a moment like a curious dog until he finds the right direction and pockets his communication device, moving with purpose through the throng.

...there.

Turning his head to one side, he catches sight of the top of her head--Christ, why does she have to be so short?...

"Lydia?..."