YESSS poverty and desperation is illustrated beautifully in every damn panel of this manhwa, its mesmerizing and the background references are taken from a real photo book based on a slum city called Kowloon in hongkong
Darkness Before The Dawn
https://www.mangago.me/read-manga/darkness_before_the_dawn/
Azuma Hideo has an autobiography where he illustrates his experience when he was homeless and later when he was dealing with addiction:
https://www.mangago.me/read-manga/disappearance_diary/
The man isn't liked (rightfully) in a lot of places, but it's still an interesting read imo.
For fictional works, a lot of FKMT works have poor MCs. Here's one of his more popular works:
https://www.mangago.me/read-manga/saikyou_densetsu_kurosawa/
Oh my gwd i never expected to response lol thanks guys
Y'all know any mangas were the mc is poor IDC if it's tragic/comedy just wanna see poverty illustrated