Caca

Rainbow City (SA in chap 3, best to skip) (Seme is 32, uke is 34)

https://www.mangago.zone/read-manga/dawning/
https://www.mangago.zone/read-manga/short_stories_about_insignificant_tops_the_more_i_look_at_him_the_more_i_want_to_see_him/

First of summers

These are all GLs:

https://www.mangago.zone/read-manga/for_garbage/
https://www.mangago.zone/read-manga/even_if_it_was_just_once_i_regret_it/
https://www.mangago.zone/read-manga/the_marriage_partner_of_my_dreams_turned_out_to_be_my_female_junior_at_work/
https://www.mangago.zone/read-manga/does_it_count_if_your_first_time_is_with_an_android/
https://www.mangago.zone/read-manga/cheerful_amnesia/
https://www.mangago.zone/read-manga/lass_2/
https://www.mangago.zone/read-manga/about_a_college_girl_who_gets_picked_up_at_a_mixer_by_an_older_girl/
https://www.mangago.zone/read-manga/can_t_give_her_up/
https://www.mangago.zone/read-manga/jk_chan_and_her_male_classmate_s_mom/
https://www.mangago.zone/read-manga/shinrosimbulro/
https://www.mangago.zone/read-manga/program_me/ (BDSM)
https://www.mangago.zone/read-manga/suimitsutou_ha_shoujo_ni_kajirareru/ (attempted gangrape on a side character)
https://www.mangago.zone/read-manga/housewife_x_jk/ (adultery)
https://www.mangago.zone/read-manga/immoral_parody/ (non/dub-con, toxic relationship)
https://www.mangago.zone/read-manga/the_nest_of_eternity/ (toxic relationship, non-con)

I’m not sure about blood bank, but here are the kinky stuff.

Crucial point
Secretary Jin’s confinement diary
My partner’s tastes and fetishes
In my dream, only you come out
Please candy!
Master x secretary
[Adult BL Anthology] Erotic Toy Attack
Caligula no Koi
Shamed, Thanks To You
Shame♡Application
Delivery complete
Make me bark
Aporia
The boss in the bedroom
Keep a dog
Sex Toys: How to Educate Newcomers with Big Breasts
Puppy Love (Eumnya)
Magician and course live
Full volume
Perfect leash
A Friend's Tiddies Are A Burden To An Otaku
Friend’s milk
Now Accepting Full-Service Femcorruption Reservations
With Your Tail, Yes!

Full Volume is where it's at. That manhwa was WILDD. You can just look at the cover and know it's freaky