It is hard to find a gamer who doesn’t know the best and most popular shooting title of all ages – Half Life. The struggle never ends and you are here again, as a researcher, leader, and a brave warrior. The task is really serious and extremely challenging – you need to save the world from ruination. You and your comrades that stayed alive after the first alien invasion will take weapons in your hands and try to defeat the enemies. They are pretty complicated creatures, so you will have to learn everything about them and their weak parts to win.