Suggestions

cover up ( alittle of both toxic ex and mafia seme)

http://www.mangago.me/read-manga/legs_which_cannot_walk/?tSgs

http://www.mangago.me/read-manga/mayday_mayday_mayday/

Fate makes no mistakes. The second couple fits the definition of toxic I think

http://www.mangago.me/home/mangalist/889350/

Seme mistreats uke
http://www.mangago.me/read-manga/hina_wa_mitsuiro_no_koi_ni_torawareru/
http://www.mangago.me/read-manga/sayonara_heron/
http://www.mangago.me/read-manga/cosmic_boy/
http://www.mangago.me/read-manga/royal_fiance/
http://www.mangago.me/read-manga/behind_the_scenes_monologue/
http://www.mangago.me/read-manga/cocoon_of_the_heart/
http://www.mangago.me/read-manga/orokamono_wangel_night/
http://www.mangago.me/read-manga/five_senses/
http://www.mangago.me/read-manga/sono_suki_honto/
http://www.mangago.me/read-manga/tsumasaki_kara_aisarete/
http://www.mangago.me/read-manga/life_senjou_no_bokura/
http://www.mangago.me/read-manga/if_you_hate_me_that_much/
http://www.mangago.me/read-manga/hyacinth/
http://www.mangago.me/read-manga/mr_100_perfect/
http://www.mangago.me/read-manga/the_god_of_pain_s_groom/
http://www.mangago.me/read-manga/hate_mate/
http://www.mangago.me/read-manga/because_of_you/?av=1
http://www.mangago.me/read-manga/10_years_where_i_loved_you_the_most/


http://www.mangago.me/home/mangalist/651508/

Yakuza
http://www.mangago.me/read-manga/tight_rope/
http://www.mangago.me/read-manga/heart_strings/
http://www.mangago.me/read-manga/bi_no_isu/
http://www.mangago.me/read-manga/koi_made_hyakurin/
http://www.mangago.me/read-manga/cover_up/
http://www.mangago.me/read-manga/kakugo_wo_kimete/
http://www.mangago.me/read-manga/yuugure_no_machi/
http://www.mangago.me/read-manga/gokudou_darling/
http://www.mangago.me/read-manga/dispar_4u/
http://www.mangago.me/read-manga/lifeless_man/
http://www.mangago.me/read-manga/spicy_sugary/
http://www.mangago.me/read-manga/flaver/
http://www.mangago.me/read-manga/abarenbo_honey/
http://www.mangago.me/read-manga/burns/
http://www.mangago.me/read-manga/gives/
http://www.mangago.me/read-manga/never_let_go/
http://www.mangago.me/read-manga/kimi_ni_ageru/
http://www.mangago.me/read-manga/not_if/
http://www.mangago.me/read-manga/intense_lee_kyung_ha/