After having the Feds and Rebels come to a truce, the Blood Gulch Crew uncover the secret behind the identity of Control.

The Blood Gulch Crew take on the Space Pirates, while the Federal Army and the New Republic battle it out.

The Reds and Blues ponder on whether to accept Felix and Locus' deal. Meanwhile, the New Republic infiltrate Armonia.

The Federal Army of Chorus and the New Republic prepare for their upcoming battle.

After nearly being ambushed by a space pirate, the Blood Gulch Crew interrogate the enemy.

The Blood Gulch Crew search the two halves of the UNSC ship at crash sites Bravo and Alpha.

The Blood Gulch Crew further analyze the manufactured alien tech.

Now reunited, Carolina and Epsilon inform the Blood Gulch Crew on the Mercenary team and the group plan out their next move.

Weeks before rescuing their friends, Carolina and Epsilon infiltrate an F.A.C. Munitions Plant in order to obtain data from a team of mercenaries.

Together once again, the Reds and Blues learn the truth about Chorus' conflicting factions and come up with a solution to end the war. However, they are unexpectedly attacked.

Weeks before their encounter with their friends, Wash, Sarge, Donut, and Lopez discover the Federal Army of Chorus' true intentions.

The Red and Blue captains arrive at the compound and attempt to break in.

The Reds and Blues begin their rescue mission ahead of schedule without the recruits.

Kimball talks to Tucker about Felix's past and his connection to Locus.

The Reds and Blues begin their training with their chosen recruits.

The Reds and Blues run into problems while forming their elite rescue team.

Kimball makes a deal with the Reds and Blues to assemble a small team in five days to go rescue their friends before they are moved to the capital.

Felix and Tucker take a group of Republic soldiers to blow up a Federal Army outpost.

The infiltration of a mining facility goes haywire for the New Republic.