BL manhwa refers to Boys' Love comics or graphic novels that come from South Korea and feature romantic or intimate relationships between male characters.
Well, a rut bl manhwa usually features male-male romantic relationships and explores various themes related to love and emotions. It's a popular genre in the world of manga.
Manta Comics. It focuses on comics, including many BL comics which are like visual BL novels. The art is usually very appealing and the stories are engaging.