A seasoned Free Stalker tasked with guiding a band of Mercenaries deep into The Zone to investigate a paranormal radio signal. Based on the S.T.A.L.K.E.R. video-game series by G.S.C. Game World....
Two sisters go diving at a beautiful, remote location. One of the sisters is struck by a rock, leaving her trapped 28 meters below. With dangerously low levels of oxygen and cold temperatures, it is up to her sister to fight for her life....