Janeway enters into a temporary alliance with the Borg in order to combat their common enemy, but suffers a debilitating injury. Left in command, Chakotay wrestles with whether to continue his captain's dangerous plan.
Janeway fights with Seven of Nine in an attempt to convince the Borg drone to see herself as an individual, free of the Collective. Kes undergoes a startling transformation that changes her life forever.
B'Elanna endures one of the hardest days of her life, and must face her feelings for Tom when they are stranded in space. Voyager offers aid to victims of the Borg, only to have their new allies turn on them.
Chakotay is thrust into the middle of an alien war, and joins a detachment of soldiers in defending a village -- only to learn that all is not as it seems.
Torres and the Doctor answer a distress call, and find a ship where the only surviving life-form is the vessel's neurotic and unstable maintenance hologram.
A rash of ailments on board Voyager leads the Doctor to discover that an invisible alien race has invaded the ship, and is conducting experiments on the crew without their knowledge.
Torres is charged with a crime when a fleeting thought unleashes a wave of brutal violence in a society of peaceful telepaths. Tuvok goes to great lengths to prove her innocence.
Janeway and crew pursue an alien who stole technology from Voyager, and discover that her Leonardo Da Vinci program -- among other things -- are already being used on another world.
The Doctor's program is transmitted to an advanced Federation ship in the Alpha Quadrant, which has lost its crew. The Doctor and the ship's own EMH work to keep the prototype out of the hands of the Romulans.
Voyager finds itself in an uncomfortable meeting with the Hirogen, a warrior species that lives for the hunt, after using their technology to communicate with Starfleet.
While hunting a member of Species 8472, the Hirogen follow the alien to Voyager. Janeway is less than excited about handing the wounded being over to them.
A change is Seven's behavior leads her to examine repressed memories, where she discovers that an alien trader attacked her and stole some of her Borg nanoprobes.
The Hirogen seize Voyager, and use the holodecks to construct hunting scenarios -- with the ship's crew as the prey, suffering over and over again as the Doctor struggles to keep them alive.
The Hirogen's World War II scenario spills out into the halls of Voyager, as Seven and Janeway work to restore the memories of their crewmates and expel the Hirogen.
When the ship encounters an extremely rare and destructive omega particle, Janeway engages a secret Federation protocol that calls for its destruction -- despite Seven's objections.
Voyager takes on a suspicious passenger -- a woman who claims to have had a romantic relationship with Commander Chakotay, though he has no memory of it.
The Doctor finds himself as a museum artifact on an alien world 700 years in the future, and must set the record straight as to Voyager's involvement in the planet's violent history.
Voyager is forced to search for deuterium fuel on a hostile Y-class planet, but Tom and Harry go missing. The crew is shocked to find them still alive on the planet's surface, living without environmental suits.
A vast nebula plagued with deadly radiation blocks Voyager's path home, and the entire crew -- except Seven of Nine -- go into long-term stasis. Seven struggles with hallucinations as she attempts to keep the ship's basic systems running.
An alien visitor helps the crew decipher a transmission from Starfleet, leading Voyager to an advanced starship capable of whisking them home in a few months.