Events begin in the far future, where the planet resources completely were exhausted. The story starts in 4007 year when Orbital Station Redium in system Octavus have received SOS from one of researching ships, RSG Korus. Military Command Center has equipped the expedition intending to learn the situation and help to RSG Korus. After coming too close, all systems are turns off and rescue ship in distress and face with RSG Korus. As a result, almost all ship members are dead, except for a technical engineer under codename Valtrex and assault soldier Kerrox. Suddenly, an unknown creature has torn apart Kerrox's chest and drags her deep in tunnels. Now Valtrex alone, she not only should survive but and set the reason for what happened with RSG Korus and its crew.

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It's a direct remake of the original game.