[It's out of a misplaced sense of duty, a leftover from being a soldier and having to investigate all strange things that Bucky can't help but start following the tugging feeling, almost like something is drawing him towards the island... and, hell, he'd be an idiot if that wasn't making him immediately suspicious.]
[As soon as he sets foot on the island, though, it becomes apparent his suspicions were, if not entirely unfounded, at least unneeded. He'll follow the water, shaking his head a little at the strange behavior - as it is, he'll probably never get used to the magic here - as he walks, towards the reservoir. Close enough to get the sense there's someone else out there, he calls out:]