Ever wonder what happens when young girls fall from the sky, and a rescued from drowning, only to be nearly killed by a doctor's wife? All this, and more happens to a young girl named Kurai Shizuko. After waking in a strange house, she finds out she can't remember anything, and so she sets out to find out who she is, where she came from, and what happened to her. Along the way she'll meet vivid and interesting characters who affect her life more than she would like. Enter Kurai Shizuko's life, involving hilarious dopple-gangers, michevious kids, mysterious ninja, and the search to find out who she really is.