You think that it's most likely your find your friends somewhere along the beach if they are still alive and so you carry along it, looking out for them.

An hour passes without any luck. Being totally exposed to the sun you start to feel a bit dizzy and stop for a while. You don't think they could've washed up further up than an hours walk, but you're no expert on the sea as was demonstrated by losing your yacht in a storm, now what?