The game looks pretty good so far but there's no way I'd blow $100 on two copies just to play with my wife. Any word on LAN? This could be a launch purchase for me, or it could end up being a game I buy two copies of for $5 each on Ebay in a year.
A 5 second Google search turned up this:
Co-Op Features of Hunted: The Demon's Forge (PC)
Local Co-Op: No
Number of Players Offline: 0 Players
Online Co-Op: Yes
Number of Players Online: 2 Players
LAN or System Link: No
Number of Players via LAN or System link: 0 Players
Splitscreen: No
Simultaneous Local and Online Co-Op: No
Number of Players Online with Local: 0 Players
Drop-In / Drop-Out: No
Co-Op Specific Content: No
Single player content available in Co-Op: Yes
http://www.co-optimus.com/game/1507/pc/hunted-the-demon-s-forge.html