The story revolves around a high school boy named Niwa Makoto He lives with his aunt’s family since his parents are away on business It is there where he e Touwa Erio — who happens to tie a futon mattress around her upper body and is a self-proclai for half a year and was found floating in the sea She doesn’t re that period of tian to think that it was the act of an alien and wanders the neighborhood wrapped in the futon