On his way back from the grocery story, Subaru Natsuki is suddenly summoned to another world. In front of his shining eyes there is a new, fantasy land. There is no beautiful girl summing him, though. In the end, Subaru gets frustrated not seeing anybody around him. Morever, Subaru gets involved with a scum, who knocks him down mercilessly and tells him there is no guarantee that humans forcefully summoned are going to show their supernatural powers. But then, a girl appears in front of him.

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