Responses
December Rain is really sad, and Stigma will shoot you for an emotional rollercoaster, but idk if you'll find it sad or not.
http://www.mangago.zone/home/mangalist/815165/
Life senjou no bokura
Paradise view
Timeless melody
December rain?
The 10 years where I love you the most?
I will be waiting for you in 1999?
I have a few more if you haven’t read those
any sad bl? (▰˘◡˘▰) really really sad ones plz