Like this? https://bookshop.org/p/books/the-postmortal-a-novel-drew-mag...

(I highly recommend the book. I do not recommend the world it imagines.)

Which the Pope is against, the encyclical says that eliminating suffering is a bad thing because it's a necessity for good things to happen.

I seen this movie but it was a dystopian movie.

I can imagine an utopia though were this works out well. I can even imagine that after 100 years or 200 a lot more people become more melowed out and our society overall will be more calm.