Isekai BL??

Isekai :

Dreadful night
https://www.mangago.zone/read-manga/dreadful_night/

How to survive as a player
https://www.mangago.zone/read-manga/how_to_survive_as_a_player/

I'm the Most Beautiful Count - transmigration
https://www.mangago.zone/read-manga/i_m_the_most_beautiful_count/

Gone back in time :

Turning - novel adapted
https://www.mangago.zone/read-manga/turning/

The Fallen Duke & the Knight Who Hated Him
https://www.mangago.zone/read-manga/the_fallen_duke_the_knight_who_hated_him/

enjoy (｡•ᴗ-)✧