Earth faces a massive blackout, and Wildstar believes it may have something to do with the White Comet. Prince Zordar, ruler of the Comet Empire, give command a special task force to his newest ally, Desslok of Gamilon.
When the Earth Defense Council refuses to see the White Comet as a threat to Earth, Wildstar decides to reunite the Star Force. Desslok gathers his fleet.
A platoon of Earth's Space Marines, led by Sgt. Knox, are outnumbered by the Comet Empire on the planet Brumus. Until the Star Force comes to the rescue.
The Star Force fights two battles: one on the Argo with the Space Marines, and one with Comet Empire space submarines. They also receive a message from the planet Telezart about the White Comet.
Venture tries to get information from Trelaina, as the Star Force heads to Telezart. The Argo warps into a strange space storm that makes materials age rapidly.
The Star Force captures a Comet Empire pilot. They attempt to interrogate him, but he yields nothing. When he tries to escape, he finds he's a man without a home.
The Argo hides in a tunnel satellite to make repairs, and are trapped as Desslok prepares to deliver a decisive blow. Intrigue in the Comet Empire lead Princess Invidia to conspire against Desslok.
The Star Force arrives at Telezart and are met by Comet Empire tanks. Princess Invidia persuades Prince Zordar that Desslok is a threat to his throne, and she plans to have Desslok arrested.
Trelaina gives the Star Force information on the Comet Empire, which is closing in on Telezart. Although she has incredible powers, she refuses to use them to defend herself and her planet.
The Comet Empire is on a collision course with Telezart, and Venture, who has fallen in love with Trelaina, tries to talk her into leaving with the Star Force.
On their way to join the Earth fleet, Wildstar allows Knox to stop at the planet Brumus, to pay his last respects to his fallen comrades (from Episode 2.6), only to find a Comet Empire missile base.
Captain Gideon, commander of the Earth Defense fleets, assigns the Argo to lead a task force to destroy the Comet Empire's carrier fleet, as the battle at Saturn begins.
The Earth Defense fleet holds its own against the Comet Empire fleet, but the Argo is badly damaged and forced to withdraw, just as the Empire itself arrives at Saturn.
Desslok has an epiphany and gives the Star Force a vital piece of information about the Comet Empire. Trelaina finds Venture and attempts to save his life. Earth prepares to surrender to the Comet Empire.
As Zordar's dreadnought blasts away at Earth, Wildstar decides on a desperate action to stop him. Trelaina returns for a final showdown between good and evil.
