yandere stuff? :3

also fine with BL or GL !!! <3 (this encouraged!)

Negative Love
  https://www.mangago.zone/read-manga/negative_love/

Koisuru Psycho no Shirayuki-kun
https://www.mangago.zone/read-manga/koisuru_psycho_no_shirayuki_kun/

Hwang Young's Misery
https://www.mangago.zone/read-manga/hwang_young_s_misery/

[Yaoi] Color Recipe
https://www.mangago.zone/read-manga/color_recipe/

[Josei] The seven wolf princes and the little lamb
https://www.mangago.zone/read-manga/the_seven_wolf_princes_and_the_little_lamb/

[Yaoi] Ore Dake Mi Nai to xx Shichau zo
https://www.mangago.zone/read-manga/ore_dake_mi_nai_to_xx_shichau_zo/

These are all GLs:

https://www.mangago.zone/read-manga/i_love_amy/
https://www.mangago.zone/read-manga/yandere_meruko_chan_likes_her_senpai/
https://www.mangago.zone/read-manga/hone_no_nazuki_made_aisu/
https://www.mangago.zone/read-manga/your_fetters/
https://www.mangago.zone/read-manga/seasons_in_bloom/
https://www.mangago.zone/read-manga/monomania/
https://www.mangago.zone/read-manga/her_lies/
https://www.mangago.zone/read-manga/saeism/
https://www.mangago.zone/read-manga/after_school_love_affairs/
https://www.mangago.zone/read-manga/indulging_a_crazy_beauty/
https://www.mangago.zone/read-manga/i_m_more_dangerous_than_you/
https://www.mangago.zone/read-manga/manipulate_my_heart/
https://www.mangago.zone/read-manga/adachi_to_shimamura/
https://www.mangago.zone/read-manga/the_barefoot_nina/
https://www.mangago.zone/read-manga/savior/
https://www.mangago.zone/read-manga/useless_princesses/
https://www.mangago.zone/read-manga/tatoe_sekai_ga_owattemo_watashi_wa_kanojo_wo_erabanai/
https://www.mangago.zone/read-manga/is_it_normal_to_raise_a_yandere_heroine_as_a_villainess/
https://www.mangago.zone/read-manga/dang_e_yi_yu_dao_bing_jiao/
https://www.mangago.zone/read-manga/lovedeath/
https://www.mangago.zone/read-manga/non_chan_to_akari/
https://www.mangago.zone/read-manga/mietemasu_yo_aizawa_san/
https://www.mangago.zone/read-manga/saji_chan_no_yami_nikki/
https://www.mangago.zone/read-manga/getting_to_know_grace/
https://www.mangago.zone/read-manga/lonely_wolf_lonely_sheep/
https://www.mangago.zone/read-manga/serenade_keum_kyesoo/ (yandere side character)
https://www.mangago.zone/read-manga/kitanai_kimi_ga_ichiban_kawaii/ (toxic relationship, features extreme fetishes such as age regression/babyplay, vomit kink, period blood kink, etc.)
https://www.mangago.zone/read-manga/the_nest_of_eternity/ (short story;age gap, non-con)
https://www.mangago.zone/read-manga/you_are_my_angela/ (short story)
https://www.mangago.zone/read-manga/ubai_ai/ (short story)
https://www.mangago.zone/read-manga/rapunzel_komoda/ (one-shot)

SL:
https://www.mangago.zone/read-manga/yuusha_sama_ni_ikinari_kyuukonsareta_no_desu_ga/
https://www.mangago.zone/read-manga/stalker_x_stalker/
https://www.mangago.zone/read-manga/i_m_a_villainess_but_i_became_a_mother/
https://www.mangago.zone/read-manga/sensei_no_yasashii_koroshikata/ (kind of)
https://www.mangago.zone/read-manga/perfect_secret_love_the_bad_new_wife_is_a_little_sweet/

BL:
https://www.mangago.zone/read-manga/kansai_jin_to_hukuman_satsujinki/
https://www.mangago.zone/read-manga/kami_kon_ni_ai/
https://www.mangago.zone/read-manga/yagi_to_ookami_no_hatsujou_jijou/
https://www.mangago.zone/read-manga/alpha_ga_alpha_wo_daku_houhou/
https://www.mangago.zone/read-manga/my_boyfriend_s_a_ticking_time_bomb/

Enjoy

thank you so much everyone !!!!!!!!!! i shall check them all out !! :DDDDD