Half-Death mod for Half-Life 2

Half-Death is a half-life mod. You are an employee of the blackmesa facility. But unlike Gordon Freeman, you are not a scientist but more like, due to the knowledge of a hostile alien existence in the border world which Xen is, you have been recruted as emergency unit used to maintain alien invasions, if it were to happen, mistakes are so easilly done! Of course, the incident at blackmesa is not easy for you either (the player and the two of your colleagues) to survive through. You also gain the use of a brand new type of HEV..it's called HESA (Hostile Environment Survival Armor) which is pretty similar to the HEV. The changes you notice most is the slightly different design and the reddish color, and may think it is the only "upgrade" , however... Unfortunatly, not long after the disaster, a huge creature heads towards you, it is unlike anything you have acountered before, and only a few moments after... You are lying on the ground. The HESA proved quite useless against...