Agent Mason thought today was going to be an ordinary day at the lab. But when terrorist release the Bio-X gas into the population, the result is a zombie swarm. You play as Agent Mason who is faced with the task of saving survivors, escorting scientist and other missions as they come. CutScene's tell the story of Zombie virus and the origins. Plot twist will keep you guessing as to who is really responsible for the plague. Will Agent Mason's sharp aim be enough to survive and be the last of us to make it? Or will the zombie horde's walking dead be too much for him to handle? Play now and find out in this beautifully crafted action adventure game.