Story Structure — 5 Plot Phases
A Future Above Earth
Humanity survives on overcrowded orbital stations after ecological collapse. Laura accepts a dangerous cargo mission because she needs money for a hoped-for journey to Rhea.
Key Events
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Earth Becomes Uninhabitable — Ecological collapse makes Earth uninhabitable for most remaining humans.
Location: Earth
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Orbital Space Stations — The surviving population lives on overcrowded stations above Earth.
Location: Earth orbit
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Laura Joins the Mission — Laura accepts work aboard the Kassandra to fund her journey to Rhea. Characters: Laura Portmann
Location: Orbital space station
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The Kassandra Departs — The cargo ship begins its eight-year flight toward an unmanned station. Characters: Laura Portmann
Location: Kassandra
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Cryosleep Rotation Begins — The crew sleeps in shifts while one person monitors the automated ship. Characters: Laura Portmann, Samuel Decker
Location: Kassandra cryosleep section
Noises In The Cargo Hold
During the automated flight, Laura hears unexplained sounds and discovers that Decker is awake. Their investigation leads to the captain's death and the awakening of the rest of the crew.
Key Events
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Cryosleep Rotation Begins — The crew sleeps in shifts while one person monitors the automated ship. Characters: Laura Portmann, Samuel Decker
Location: Kassandra cryosleep section
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Strange Cargo Noises — Near the end of her shift, Laura hears unusual noises and feels watched. Characters: Laura Portmann
Location: Kassandra cargo bay
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Decker Is Found Awake — Laura finds Decker awake, and he claims he was awakened for safety checks. Characters: Laura Portmann, Samuel Decker
Location: Kassandra interior
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Captain Dies — Laura and Decker awaken the captain to investigate, but the captain is killed. Characters: Laura Portmann, Samuel Decker
Location: Kassandra interior
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Crew Awakens — The remaining crew members are awakened to investigate the death and ship disturbances. Characters: Laura Portmann, Samuel Decker
Location: Kassandra cryosleep section
The Hidden Passenger
The crew finds a girl in suspended animation inside a container that should hold construction material. Laura's discovery of a virtual reality implant turns the cargo into a disturbing mystery.
Key Events
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Hidden Girl Discovered — The crew finds a young girl in suspended animation inside a mislabeled container. Characters: Laura Portmann, Samuel Decker
Location: Kassandra cargo bay
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Virtual Reality Implant — Laura discovers a perfected virtual reality connector embedded in the girl's spine. Characters: Laura Portmann
Location: Kassandra medical area
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Decker Becomes Suspect — Decker is suspected of killing the captain and of waking repeatedly from cryosleep. Characters: Laura Portmann, Samuel Decker
Location: Kassandra interior
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New Command Assumed — Another crew member takes command while the investigation continues. Characters: Laura Portmann
Location: Kassandra command area
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Message Reaches Rhea — Laura contacts her sister and receives a reply after only twenty minutes. Characters: Laura Portmann
Location: Kassandra communications area
A False Destination
An impossibly fast reply from Rhea makes Laura question the ship's coordinates and cargo. Decker is arrested while the crew investigates the hidden purpose of the mission.
Key Events
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The Destination Is Questioned — The unusually fast reply makes Laura question the ship's destination and cargo. Characters: Laura Portmann
Location: Kassandra communications area
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Decker Is Arrested — The crew confronts and arrests Decker after learning he had awakened several times. Characters: Laura Portmann, Samuel Decker
Location: Kassandra interior
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Coordinates Are Investigated — Laura asks a crew member to determine the ship's actual coordinates. Characters: Laura Portmann
Location: Kassandra navigation area
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Rhea Revealed As Simulation — The crew learns that Rhea is a virtual reality simulation and the cargo is destined for a mainframe. Characters: Laura Portmann, Samuel Decker
Location: Kassandra cargo and systems areas
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Earth Is Still Livable — Decker reveals that he and others found Earth to be still habitable. Characters: Samuel Decker
Location: Kassandra interior
Broadcast Against The Lie
The crew learns that Rhea is a simulation and that the cargo is being delivered to a mainframe. Laura broadcasts the truth from inside the simulation while Decker sabotages its antenna.
Key Events
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Earth Is Still Livable — Decker reveals that he and others found Earth to be still habitable. Characters: Samuel Decker
Location: Kassandra interior
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The Deception Is Exposed — The crew discovers that their leader has deceived them about the mission. Characters: Laura Portmann, Samuel Decker
Location: Kassandra interior
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Crew Forms A Resistance — Decker and the other crew members join forces to sabotage the virtual reality system. Characters: Laura Portmann, Samuel Decker
Location: Kassandra interior
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Cargo Reaches Mainframe — The ship arrives and automatically begins unloading the human cargo. Characters: Laura Portmann, Samuel Decker
Location: Mainframe destination
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Laura Enters The Simulation — Laura enters the simulation in order to transmit a final message from Rhea. Characters: Laura Portmann
Location: Virtual reality simulation
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Decker Sabotages Antenna — Decker sabotages the mainframe antenna while Laura broadcasts inside the simulation. Characters: Samuel Decker
Location: Mainframe destination
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Final Transmission Reveals Truth — Laura's transmission reveals that Rhea is artificial as Decker disrupts the system. Characters: Laura Portmann, Samuel Decker
Location: Virtual reality simulation and mainframe
The story of CARGO takes place on rusty space-freighter KASSANDRA on its way to Station 42. The young medic LAURA is the only one awake on board while the rest of the crew lies frozen in hibernation sleep. In 4 months will Laura's shift be over.