Foreshadowing

When I was a child, I always fantasized about growing up, so I had a long, long dream: The story took place on an isolated island. This island did not belong to any place on the map. There was no signal, food was scarce, and there was no fresh water. There seemed to be ghosts on the island. When I woke up, there were seven companions around me. She seemed familiar, and she seemed very kind, but you couldn't remember... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.