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http://www.mangago.zone/read-manga/canis/
http://www.mangago.zone/read-manga/yuuutsu_na_asa/
http://www.mangago.zone/read-manga/ze/
http://www.mangago.zone/read-manga/honto_yajuu/
http://www.mangago.zone/read-manga/haru_wo_daite_ita/
http://www.mangago.zone/read-manga/new_york_new_york/ (it have rape, but not by the partner)
The rules universe
http://www.mangago.zone/read-manga/hydra/
http://www.mangago.zone/read-manga/lovers_and_souls/
http://www.mangago.zone/read-manga/rules/
http://www.mangago.zone/read-manga/rules_2nd_season/
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Star x Fanboy is the cutest shit, i admit the art is not good, but worth reading--
http://www.mangago.zone/read-manga/star_x_fanboy/
For the art and dark story, i recommend Kasane
http://www.mangago.zone/read-manga/kasane/
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http://www.mangago.zone/read-manga/golden_days/ (8 vols)
http://www.mangago.zone/read-manga/koori_no_mamono_no_monogatari/ (24 vols)
Doukyuusei universe:
http://www.mangago.zone/home/mangalist/463038/
please recommend me some manga with long and good stories like Saezuru or Blue Sky Complex, it can be sweet or dark (no rape/assault pls), i’m open to every recommendation as long as it has a good storyline