Spooky Bls

Maybe this?
https://www.mangago.zone/read-manga/bl_of_the_dead/

Oh thanks but I already did that one

See also:

https://www.mangago.zone/read-manga/gesshoku_kitan/

https://www.mangago.zone/read-manga/murderer_llewellyn_s_enchanting_dinner_invitation/

https://www.mangago.zone/read-manga/criminal_interview/

https://www.mangago.zone/read-manga/the_last_zombie/uu/the_last_zombie-chapter-25

Mystery BL: https://www.mangago.zone/read-manga/as_you_wish_seoho/

Has spooky elements: https://www.mangago.zone/read-manga/a_trace_of_the_wonder/

Oops that fourth link takes you to one of the last chapters, don’t scroll if you click that. My bad

Thank you very much Mr.Ken, send regards to Mrs.Ken for me

Of course, and she sends hers. She wishes you peace and fulfillment