For Garbage (gl)
https://www.mangago.zone/read-manga/proportional_to_him/ https://www.mangago.zone/read-manga/koi_wa_nanairo_shichihenge/ https://www.mangago.zone/read-manga/doronuma/ https://www.mangago.zone/read-manga/10_years_where_i_loved_you_the_most/ https://www.mangago.zone/read-manga/hina_wa_mitsuiro_no_koi_ni_torawareru/ https://www.mangago.zone/read-manga/serve_get_thrusted_and_beg_for_love/ https://www.mangago.zone/read-manga/s_e_x_love/ https://www.mangago.zone/read-manga/iyarashii_mannequin/
These are all GLs:
https://www.mangago.zone/read-manga/my_girlfriend_s_not_here_today/
https://www.mangago.zone/read-manga/even_now_we_re_adults/
https://www.mangago.zone/read-manga/yodaka_meguru/
https://www.mangago.zone/read-manga/kao_dake_yoi_classmate_ga_yatara_to_guigui_kuru_yuri_no_hanashi/
https://www.mangago.zone/read-manga/love_thy_neighbor_2/
https://www.mangago.zone/read-manga/usotsuki_hanayome_to_dousei_kekkon_ron/
https://www.mangago.zone/read-manga/your_false_embrace/
https://www.mangago.zone/read-manga/i_m_way_better_than_him_right/
https://www.mangago.zone/read-manga/club_katoto_chan/
https://www.mangago.zone/read-manga/netsuzou_trap_ntr/
https://www.mangago.zone/read-manga/toumei_na_usui_mizuiro_ni/ (first 3 chapters only)
https://www.mangago.zone/read-manga/housewife_x_jk/ (age gap)
https://www.mangago.zone/read-manga/my_daughter_s_girlfriend/ (one-shot;age gap)
https://www.mangago.zone/read-manga/efude_to_kurokinu/ (one-shot;toxic relationship)
https://www.mangago.zone/read-manga/mama_mama_amano_shuninta/ (one-shot)
https://www.mangago.zone/read-manga/a_pitiable_boss_and_a_pathetic_liason/ (one-shot)
https://www.mangago.zone/read-manga/null_hug/ (one-shot)
BL :
https://www.mangago.zone/read-manga/nigai_no_theme/
GL :
https://www.mangago.zone/read-manga/love_thy_neighbor_2/ (kind of cheating but not really, depends on how you see it)
recc any good ntr/cheating bl or gl my bf cheated on me and i need to cope by romanticizing my pain