there are some cool ideas here and some elements are implemented nicely.
you've good good visuals and good sound.
when the storm hit's it feels very impactful!
however, the gameplay mechanics seem sketchy. I couldn't really figure out what to do. but it was exciting whenever i discovered a new thing. like how i could pick up the axe and stir up the logs with it.
i thought your control scheme with click-to-hold and mousewheel-for-distance was interesting.
the most difficult thing for me was the super-sensitive mouse control.
i tried following the "you can go there" sign twice, i never made it to the next island.
how do you build a boat in this game?
anyway, i'd say it's an interesting sketch for a what could one day become a cool survival game! :)