Me personally:
Killing Stalking (the ending is so sad I am traumatised for 3 months)
Blood Strangers (not exactly BL but the author siad that the MC and the ML are more than lovers, the ending was devastating me for weeks)
Chew and Shallow (Very very vey sad)
Chew and Swallow*
The OG https://www.mangago.zone/read-manga/10_years_where_i_loved_you_the_most/
https://www.mangago.zone/read-manga/never_understand/
https://www.mangago.zone/read-manga/incidentally_living_together/
https://www.mangago.zone/read-manga/form_of_sympathy/
https://www.mangago.zone/read-manga/cosmic_boy/
Can someone give me the names of the most heart wrenching sad angsty bls that made you cry your eyes out please ans thank you