You are a team of 4 people in a post apocalyptic city in winter. You basic mission is to save the civilians in the city and survive, salvaging weapons/ammunition and anything else you can find. However, there are unruly civilians and other teams of 4 players who want to kill you. On the link (Safe, It's Game.co.uk), on the bottom right, you can see the plot summary, gameplay details etc. It sounds amazing, I just hope they do it right.