Towa lives in a peculiar sanatorium after committing suicide. Convalescing in sanatorium, she is informed that she has only 7 days to live. Isolated within their worlds, strange people live in this sanatorium and try to avoid making any contact with her. However, Kuroda a man who lost his power of speech feels sympathetic towards her and their every lovable things give true colors to the life and inspire Towa's honest desire for the life...