The crew in order to stop the plague from spreading must track down some people who escaped from Earth during the battle with the Drakh .
The crew finds a mysterious creature trapped inside a globe which causes them to relive past memories.
Galen leads the crew on a quest for a mystical place in hyperspace that he claims can answer all of their questions. Meanwhile, Matheson faces a telepathic review to determine if he has broken regulations and used his abilities.
The crew of Excalibur is called in to investigate strange happenings at a mining colony.
Captain Matthew Gideon is assigned to the prototype destroyer Excalibur, to spearhead the search for a cure to the plague unleashed by the Drakh. His first mission is to seize a downed Drakh space craft on Ceti 4.