Story Structure — 4 Plot Phases
Cryosleep Deployment
Marines awaken from cryosleep aboard a transport vessel bound for Phobos. Joan Dark, a disgraced lieutenant, joins the squad alongside Rance and other marines tasked with base security.
Key Events
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Teleportation Experiment — Volunteer teleported to Phobos emerges deformed and insane. Characters: Joan Dark, Rance
Location: UAC Lab Nevada
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Marine Cryosleep Awakening — Marines wake up to guard the Phobos base. Characters: Joan Dark, Rance
Location: UAC Transport Vessel
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Base Power Failure — Base goes offline, power drops to 2%, 90 minutes left. Characters: Joan Dark, Rance
Location: Phobos Base
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Phobos Base Exterior — Initial setting of the UAC base on Phobos. Characters: Joan Dark, Rance
Location: Phobos
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Emergency Entrance — Entry point for marines to investigate the base. Characters: Joan Dark, Rance
Location: Phobos Base
Base Breach & Discovery
The Phobos base goes offline with critical power levels. Marines enter through emergency routes and face zombie-like UAC staff, eventually discovering survivors and learning about the ancient Gates.
Key Events
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Base Power Failure — Base goes offline, power drops to 2%, 90 minutes left. Characters: Joan Dark, Rance
Location: Phobos Base
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Zombie Staff Attack — Marines attacked by UAC staff turned into zombie-like creatures. Characters: Joan Dark, Rance
Location: Phobos Base Corridors
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Survivor Discovery — Marines find Betruger, Veronica, and Chaplain Glover. Characters: Joan Dark, Rance
Location: Phobos Base
Deception & Betrayal
Joan orders an evacuation but secretly plans to restore power for communications. Betruger kills Veronica, seals the marines, and manipulates the situation, escalating internal conflict.
Key Events
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Gate Colonization Revelation — Betruger reveals 30 years of UAC Gate research for colonization. Characters: Joan Dark, Rance
Location: Phobos Base
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Evacuation Order — Joan orders remaining marines and survivors to evacuate. Characters: Joan Dark, Rance
Location: Phobos Base
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Transport Attack — Imp-like demons attack transport, killing several marines. Characters: Joan Dark, Rance
Location: UAC Transport Vessel
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Power Server Room — Location where marines are sealed and attacked. Characters: Joan Dark, Rance
Location: Phobos Base
Hellish Descent & Return
Joan fights through zombified allies, confronts Betruger, and is pushed into the Gate. She battles Stanga in hell, escapes back to Nevada, and faces a reactivating Gate.
Key Events
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Transport Attack — Imp-like demons attack transport, killing several marines. Characters: Joan Dark, Rance
Location: UAC Transport Vessel
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Power Restoration Deception — Joan agrees to restore power as a ruse to restore communications. Characters: Joan Dark, Rance
Location: Phobos Base
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Veronica's Death — Betruger kills Veronica and seals marines in server room. Characters: Joan Dark, Rance
Location: Power Server Room
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Bennett's Attack & Death — Zombified Bennett attacks Joan, forcing her to kill him. Characters: Joan Dark, Rance
Location: Gate Chamber
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Betruger's Resurrection — Joan shoots Betruger, who resurrects and pushes her into the Gate. Characters: Joan Dark, Rance
Location: Gate Chamber
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Teleportation to Hell — Joan teleported to hell, encounters Imps and Stanga. Characters: Joan Dark, Rance
Location: Hell Dimension
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Stanga Confrontation — Joan shoots Stanga and blasts horde to escape. Characters: Joan Dark, Rance
Location: Hell Dimension
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Return to Nevada Base — Joan teleports back, demands Gate shutdown, gets sedated. Characters: Joan Dark, Rance
Location: Nevada UAC Lab
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Gate Reactivation — Gate begins reactivating as Joan loses consciousness. Characters: Joan Dark, Rance
Location: Nevada UAC Lab
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Security Apprehension — Security apprehends and sedates Joan. Characters: Joan Dark, Rance
Location: Nevada UAC Lab
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Final Growl — Film cuts to black with a demonic growl heard. Characters: Joan Dark, Rance
Location: Nevada UAC Lab
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Gate Chamber — Central chamber where the Gate is activated. Characters: Joan Dark, Rance
Location: Phobos Base
A group of UAC Marines responds to a distress call from a top-secret scientific base on Phobos, a Martian moon, only to discover it's been overrun by demons.