Are there BL manhwas/ mangas where a MC does end up with the second male lead?

yours to claim broo

Black hair was not the second male lead.

isnt mc end up with yellow hair bro?

bro i drop it bc i thought mc end up with yellow hair, i look it up again and he actually end up with black hair damn

Yes, unfortunately the author took a 360 and switched up at the end. Black hair was endgame. Sorry for spoiler.

lmaoo