Adaptation to manga format published on Ultra Jump by Director Tatsuki of his original anime TV series Kemurikusa, itself a retelling of his original award-winning short with the same name released on 2012. This time the manga tells the history of Kemurikusa from the point of view of Wakaba, meanwhile the TV series is from the point of view of Rin, the protagonist. Synopsis: A story about three sisters struggling to survive in a desolate world surrounded by decaying buildings and red fog. The story revolves around Rin, a girl with an updo. There's also Ritsu, the big sister who has cat ears and is always calm, and Rina, the innocent, cheerful one dressed in a maid's costume. Just what is it that these sisters are after in this mysterious world?