There's a transformation sequence on the particular pages of the Kemokko Lovers 6 doujin. But it's a basic transformation sequence of a girl being injected with a serum and turns into an anthro dog and has sex with the guy (or his accomplice) that did it. Here is the webpage I found this on:
http://g.e-hentai.org/g/904549/e6827111ba/?p=7
And here are the pages of the sequence.
http://g.e-hentai.org/s/65a8b40265/904549-302
http://g.e-hentai.org/s/8242b5eee6/904549-303
http://g.e-hentai.org/s/40a230f491/904549-304
http://g.e-hentai.org/s/d61bcb6968/904549-305