The Disenchantment
El desencanto (original)
This film is a documentary about the poet Leopoldo Panero. His widow and his sons talk about death in general in this special case, and also about their own family problems.
It's a biography and documentary movie, and has a rating of 7.9 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Indonesia.