
Didn't cry like my entire blood got murdered but definitely worth a shot.
https://www.mangago.zone/read-manga/when_sato_kun_died/
https://www.mangago.zone/read-manga/asagao_wa_yoru_kara_saku/

Also, have you alr read these masterpieces?
Straight:
https://www.mangago.zone/read-manga/my_wife_whom_i_loved_dearly/
BL:
https://www.mangago.zone/read-manga/haruka_tooki_ie/

https://www.mangago.zone/read-manga/gorae_byul_the_gyeongseong_mermaid/
It’s a little mermaid retailing set in the 1920s when Korea was under Japan’s occupation. You will sob.
https://www.mangago.zone/read-manga/timeless_melody/
Two Korean Americans who have dreams of becoming musicians in the 1960s while facing racism. This is basically the gay version of the notebook.
https://www.mangago.zone/read-manga/sangyang_the_wanderer/
An heir and his loyal guardian have a mysterious and complicated relationship but due to social roles, they’re forbidden to be together.
Tragedy romance that can make you cry like your entire blood got murdered.