Came across this https://www.youtube.com/watch?v=cP2CsPkm0XA Can someone tell me the mang...

Did you try googling the same title? a lot of Bl cds are original and did not came from any manga adaptation

nope...can't understand the writing and the person who uploaded it didn't write the title

found information about the bl cd. maybe it helps?
title: NANKA, INMA NI TSUKARECHATTAN DESU KEDO
http://blcdreviews.tumblr.com/post/23001921949/nanka-inma-ni-tsukarechattan-desu-kedo
or fb https://m.facebook.com/story.php?story_fbid=523772504373702&id=398981590186128

Thanks a bunch!