S.T.A.L.K.E.R. Shadow of Chernobyl - Agroprom Underground

This is my first visit into Agroprom Underground sewers or whatever it is. I am playing at S.T.A.L.K.E.R. difficulty because I am completely new to the game. S.T.A.L.K.E.R. Shadow of Chernobyl - Agroprom Underground