Anonymous1: Get the feeling that he ripped her pants and is doing her thru the hole, but I don't remember the artists stating whether that was the case. Amusingly was a chain picture set up from a story by I believe the right writing of the name was l33tfr34k from the hentai foundry forum and in that original it was Aelita with only a shirt on to explain the access.
Don't ask me how the dog is fucking her through her pants. Maybe he's just sort of dry humping her crotch?