HALF LIFE EPISODES:This is a game Produced by orange box And contains8.36Gb and is a game of shooting and not with humanbeings only underHeadcrab and zombies it has guns like :
$9MMPISTOL
$DESERTEAGLE
$SMG
$SHOTGUN
$GRAVITYGUN
$ETC..,
And is a fierceful game like freaking you like zombie come near you head and freak you. and the tough level one is rave in home. what is the story happened is when an error occured in a lab a dimension open and world will change into zombie and our senior scientistsay us to leave and go to russia and all the officers will think ourslvesdied in action and 20 yaers later our selves gordon freeman will come tothe place of usa and our senior officer says come to my lab and see onlyyou can solve the problem. there are many episodes and many thrilling ideasno puzzles etc..,