In the wake of a violent assault on a UNSC supply depot, one reporter is determined to find out the true motivations of its colorful attackers: a villainous gang known as the Reds and Blues.

IDA Reporter Dylan Andrews begins her search for the Reds and Blues in Blood Gulch Canyon with the help of a new cameraman.

The search for the Reds and Blues takes Dylan and Jax to the crashed remains of Project Freelancer. While Dylan struggles to justify her continuing search against a lack of progress, a break in the story finally comes in unexpected visitors.

Dylan's search concludes on the Planet Chorus, the last known hang out of the Reds and Blues before they vanished and embarked on a galactic crime spree. Stonewalled by an administration that doesn't trust the press, Dylan finds herself going to extreme measures to gain access to Chorus’ important figures.

Investigative Journalist Dylan Andrews sits down with the notorious Reds and Blues to finally hear the full story of their actions since Chorus.

The message sent by Kimball spurs the Reds and Blues into immediate action. Tucker and Caboose leap to the rescue, while Carolina and Washington urge caution and patience. Meanwhile, Red Team gets weird.

On the search for Church, the Reds and Blues face their deepest fears in a haunted city.

It's all been leading to this. On a desert planet in the middle of nowhere, the Reds and Blues find themselves face to face with the truth of their colorful imposters. The truth is revealed, and it's something they never saw coming.

The Reds and Blues get to know the Blues and Reds better and discover a familiar face among their ranks.

Agents Carolina and Washington have successfully followed the trail of missing Freelancers to the beach house of a former associate, Agent Illinois. While digging through their past hasn't yielded any revelations, it has managed to reopen old wounds for Carolina.

Blocked by the Reds and Blues, Dylan decides to try and seek answers on her own. Sarge finally gets a shot at stardom.

In a box canyon in the middle of nowhere, two teams are locked in a stalemate over a game of capture the flag. This is Blue vs Red, the Desert Gulch Chronicles.

A pair of Freelancers break the stalemate in the action-packed finale of the Desert Gulch Chronicles.

The Reds and Blues begin to suspect their colorful counterparts of sinister designs.

With the fate of the Reds and Blues hanging in the balance, one robot boldly goes where no one has gone before.

Sarge finally gets his wish as the Blues and Reds deal with an unexpected intruder. The gang learns the hard truth about a lost teammate.

Free from their confinement; Carolina, Washington, and Locus make plans for the gang's escape. Sarge struggles with difficult orders.

The Reds and Blues are shaken in the aftermath of their daring escape. Dylan phones a friend for answers about Loco's crazy machine.

It's all out war between the Reds and Blues and their evil counterparts. The gang must overcome terrible odds to stop Temple before it's too late.

It's Red vs. Red and Blue vs. Blue in the action-packed penultimate episode of Season 15. Temple is on the verge of accomplishing his sinister goals and there is only one group of primary-colored soldiers who can stop him.

Season 15 concludes with a mysterious visit from an old friend. Dylan finds her ending.