"Assassin's Creed 4: Black Flag lead writer Darby McDevitt has confirmed in an interview with NowGamer at Gamescom that the game's main campaign will last around 20 hours. McDevitt also told us that while Assassin's Creed 4 will include some present day story elements -- placing you in the role of an employee at Abstergo -- these won't get in the way for players who aren't interested and simply want to focus on their pirating. "
via N4G: pc news feed http://n4g.com/news/1337712/assassins-creed-4-campaign-will-take-20-hours
via N4G: pc news feed http://n4g.com/news/1337712/assassins-creed-4-campaign-will-take-20-hours