Manhwa Recommendations

http://www.mangago.zone/read-manga/blood_bank/
http://www.mangago.zone/read-manga/fools/
http://www.mangago.zone/read-manga/ginza_neon_paradise/
http://www.mangago.zone/read-manga/heaven_hell_roman_company/
http://www.mangago.zone/read-manga/heesu_in_class_2/

I kinda feel that they are too common so how about some non complete ones

http://www.mangago.zone/read-manga/aporia/
http://www.mangago.zone/read-manga/loplop/
http://www.mangago.zone/read-manga/interview_with_a_murderer/

The last one is complete but idk if it classifies as tragedy or not

Thank you so much, i'll try to read some inc cause the wait might be worth it (=・ω・=)