What movie/series/book/manga etc. made you realise that not every story has a good ending?

Goodbye until time to meet you again (Manga) not everything can be fixed (at least in ur lifetime) no matter how much efforts and time u put into but trying is better that not doing anything ( now u know it doesn’t work) regret doing > not doing fr_(:3 」∠)_   reply

Nobody Knows - kore eda   reply

Maybe Frankenstein. This is a book that written to express the writer loneliness. I read it as a kid.   reply