Where can I find this video?

No video, just a comic panel called "Dreams of Various Bonks" by Zet13 on HentaiFoundry.

Official Image Source + Other Work
http://www.hentai-foundry.com/pictures/user/Zet13/124258/Dreams-of-Various-Bonks/page/all
http://g.e-hentai.org/g/458768/c1a55c9b7a/

Original Image
http://pictures.hentai-foundry.com/z/Zet13/124258/Zet13-124258-Dreams_of_Various_Bonks.png

No video, just a comic panel called "Dreams of Various Bonks" by Zet13 on HentaiFoundry.

Official Image Source + Other Work
http://www.hentai-foundry.com/pictures/user/Zet13/124258/Dreams-of-Various-Bonks/page/all
http://g.e-hentai.org/g/458768/c1a55c9b7a/

Original Image
http://pictures.hentai-foundry.com/z/Zet13/124258/Zet13-124258-Dreams_of_Various_Bonks.png

so far i could only get this but i think its a paysite, the video 46mins long tho, will keep looking.
link - http://4chan.us.org/video/batman-hentai-2/c07f12b8a59c9cdd5754c3c7e2519818/index.html?go158x2x13823