http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/1/ This one looks good. Can so...

its just a novel illustration

cover page of the BL novel "Koisuru Zashiki Kei Danshi" by Genjo Yakinu.

How about this one
http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/3/

http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/9/ this is one as well

Novel titled Kogoeru Chi (frozen blood) by Mizuhara Tohoru (author) and Aiba Kyouko (illustrator)

For this one http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/9/

Thanks a bunch!

This one too is a bl novel called uchizu na gangu by Kurosaki Atsushi (writer) and Mikage Tsubaki (illustrator)

You're welcome :)