It's free for like the next 2 hours!! Find the deal on the front page of GoG (You have to scroll like halfway down the page)
"24-hour ADRENALINE RUSH! Right now, on our front page, you can find 30 amazing FLASH DEALS at once. They're coming your way in a great tidal wave, with new deals popping up every single hour. The time has also come for our first special FLASH GIVAWAY. For the next three hours (that is until 3:59PM GMT) you can grab a free copy of the gangster strategy title, Omerta: City of Gangsters. You can find it among the stream of other flash sales! That's only the first of the giveaways we have planned for today, so make sure to keep an eye out for more throughout the Adrenaline Rush day."
Apparently we can expect another 3 of these giveaways according the the front page.. "A TIDE OF 30 FLASH SALES AT ONCE · 4 SECRET FLASH-GIVEAWAYS · 24 HOURS OF EXCITEMENT"
Thanks! :)