Any bl with exes to lover's tropes?? I need angst

https://www.mangago.zone/read-manga/loss_time_ni_hanamuke_o/
Is really beautifully done as far as I can remember,

There's also https://www.mangago.zone/read-manga/wonder_border/
But it involves cheating （/TДT)/

Here dear, these are all exes to lovers, hope you enjoy!
https://www.mangago.zone/read-manga/puchitto_hajiketa/
https://www.mangago.zone/read-manga/soshite_mata_kiss_wo_shite/
https://www.mangago.zone/read-manga/escape_journey/
https://www.mangago.zone/read-manga/the_end_of_the_world_with_you_1/
https://www.mangago.zone/read-manga/sono_suki_honto/
https://www.mangago.zone/read-manga/percentage_of_love/
https://www.mangago.zone/read-manga/hatsukoi_no_atosaki/
https://www.mangago.zone/read-manga/mr_100_perfect/
https://www.mangago.zone/read-manga/a_pushover_s_romance/
https://www.mangago.zone/read-manga/love_jinx/
https://www.mangago.zone/read-manga/the_half_demon_dragon_knight_is_obsessed_with_the_markgraf/
https://www.mangago.zone/read-manga/aiharakunto_kashimakunha_rabukome_kamoshirenai/
https://www.mangago.zone/read-manga/last_love_of_youth/

Omg?? THANK YOU