this one, it’s a shounen ai and i think it fits what you want, hope you like it :3 http://www.mangago.zone/read-manga/hatsukoi_kazuki_rai/
Maybe these stuffs
http://www.mangago.zone/read-manga/bitter_virgin/
http://www.mangago.zone/read-manga/my_broken_mariko/
http://www.mangago.zone/read-manga/watashi_to_watashi/ (one of the stories)
http://www.mangago.zone/read-manga/cat_street/
http://www.mangago.zone/read-manga/taiyou_no_ie/
http://www.mangago.zone/read-manga/sekai_no_hate/
http://www.mangago.zone/read-manga/life/
http://www.mangago.zone/read-manga/hope/
http://www.mangago.zone/read-manga/onani_master_kurosawa/
http://www.mangago.zone/read-manga/annarasumanara/
http://www.mangago.zone/read-manga/can_t_see_can_t_hear_but_love/
Rift(corno)
Blue list
http://www.mangago.zone/read-manga/sex_lies_bussy_wrap_a_hunt_for_the_omega_slayer/
http://www.mangago.zone/read-manga/dark_heaven/?X0UX
http://www.mangago.zone/read-manga/yoru_no_rakka/....first story... Kinda messed up....
http://www.mangago.zone/read-manga/not_equal/...same..it is also messed up...
http://www.mangago.zone/read-manga/rockabye_dear/.....messed up... (●￣(ｴ)￣●)
something that starts out sad, or the character has a tragic or traumatic backstory, but it has a happy ending, overcoming trauma. can be any genre, bl, straight, etc, although it doesn't have to be romance. I hope this isn't too broad of a description lol