Believable relationships are something of a rarity in video games.

Those that immediately spring to mind are Super Mario and Princess Peach, Sonic and Amy, and Ryo Hazuki and Nozomi. We're sure hundreds of you are screaming into your monitors right now, but the reality is that traditional relationships are often hard to find in the interactive medium.

And that's why Elena and Nathan Drake's relationship in Uncharted is so endearing. To celebrate Uncharted 3: Drake's Deception's retail release this week, Sony's released a brand new behind-the-scenes video starring voice actors Nolan North and Emily Rose. In it the duo discuss the reason behind the couple's electric chemistry.