Very beautiful game. Love the music, the subtle story, just walking through the sand. Was this made on Bitsy, perchance?
Also, not sure if this was an error (scroll down as it contains spoilers) but:
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After arriving to the camp, it then pans to another figure and stays there. There isn't really an end. I'm not sure if it is supposed to pan back and then walk up to said character to talk, or is this how it ends?