any good really messed up yaoi manga that is almost disturbing(my involve incest)

http://www.mangago.zone/read-manga/zankoku_na_kami_ga_shihai_suru/

http://www.mangago.zone/read-manga/eien_ni_owaranai/
http://www.mangago.zone/read-manga/hakoiri_musuko/
https://www.mangaupdates.com/series.html?page=11&letter=GIN

Inheritance of Aroma. http://www.mangago.zone/read-manga/the_inheritance_of_aroma/
http://www.mangago.zone/read-manga/kusatta_rasen/
http://www.mangago.zone/read-manga/ibitsu_no_kakera/

http://www.mangago.zone/read-manga/venus_ni_seppun/
http://www.mangago.zone/read-manga/under_grand_hotel_kiss_kill/

http://www.mangago.zone/read-manga/yume_yume_shinjuu/

Yakuza girl has a very good list
http://www.mangago.zone/home/mangalist/1759/