Backgrounds are from these sites:
http://www.thecrisiscenter.net/database/multimedia/wallpapers/anime/bloodplus/
http://browse.minitokyo.net/gallery/?aid=1102&index=1

The video and lyrics is from Random Curiosity
http://randomc.animeblogger.net/

The lyrics from Baka-Kozou Fansubs
http://www.bakakozou.com/