That last picture is pretty creative with the two pairs overlaid on top of each other like that. It's almost as if Nightmare and Succubus girl are bonding through the dude's dream. Could be a neat way to have the three of them bond properly at some point.
A speech (thought? whisper?) bubble around page 12 has been left untouched (probably just missed it).
Also, if you could find it within you, it'd be nice to have the Sfx handled in some way (it's fine to just put them above or below the picture) just to make it easier to tell if it's a gasping och schlicking sound (and if the phone goes ring or beep
Also, if you could find it within you, it'd be nice to have the Sfx handled in some way (it's fine to just put them above or below the picture) just to make it easier to tell if it's a gasping och schlicking sound (and if the phone goes ring or beep