They usually have a focus on romantic relationships between male characters and incorporate elements of vampire lore like fangs, blood, and supernatural powers.
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.
Explicit BL manhwa often features intense romantic and sexual scenes. The art style might be more detailed and bold in depicting emotions and physical interactions.