From what I've read the cooperative portion of Demon Souls appears to be over the network, not in the same room.Demon Souls is a cooperative RPG, though it's extremely hard by all accounts. Very unique approach to things though, people tend to love it or hate it.
. I'd make a rant about the game developers catering to friendless shut ins, but that would be too easy. What really is infuriating is that some devs seem to choose NOT to include splitscreen so that their oh so precious graphic quality isn't reduced. To say nothing of those drama queen devs who think they are now movie directors and can't see a second character being present as part of their artistetic vision