The season premiere promo we posted yesterday hints at awkward tension between Booth and Brennan on Bones, and with good reason. He fell in love ... in Afghanistan. With another.

This poster for the sixth season should provide some reason for hope, though. Not only does the tagline promise that "chemistry keeps them together," but look at the body language!

They're so getting it on. The skeletal hands really look good on Emily Deschanel and David Boreanaz, too. Bones returns September 23. Check out the poster below and comment ...

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.