Veronika Decides to Die (2005)

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…

Unfortunately the movie Veronika Decides to Die is not yet available on HBO Max.