The girl is only one in the world. That made her the god of this world. She found herself on an island when she began to understand things around her There was a mansion on the island which was xonnected to an old castle by She did not know why for what purpose those structure which completely seemed to be unfit in the environment were built there. She did not need to konw why. And besides, the girl never wondered why because she had beel there before she realized. There were a huge amount of preserved loads and daily necessities inside the warehouse of the castle, so she did not have to starve (although she was hungry until she realized these were eatalbe). But she almost died several times because of sickness and injuries. In most cases, she almost got herslef killed by eating either spioled food or plants and inorganic things around her.