When contact is lost with the colony planet Eden, an expedition is sent to investigate. However, upon arrival, the crew discovers that the colonists are missing and the colony is in ruins. As they search for answers, they uncover a strange and disturbing truth: the colonists have regressed to a primitive state and all the advanced technology they once possessed is gone. The crew must race against time to piece together what happened and find a way to save the colonists before it's too late.