errrr how about link???!!! pretty please!! i always look in the wrong places :'((
Links for the manga completed in spanish:
I recommend the first link, although chap. 9 doesn't work, but the rest of the chap. are good.
http://madhatterofyaoi.blogspot.com/2013/11/sol-negro-manga-completohard-yaoi.html
https://www.facebook.com/media/set/?set=a.381316188558790.97015.243529259004151&type=3
FYI: some chap. on second link are colored weirdly.
What are you doing here, dear angel! You belong in my heaven!!!
PLEASE.. let us know were did you find it in spanish...!!!! i want to read it complete...
i found this manga completed, but it's all in spanish. It's pretty much everywhere, if you're interested just look it up.