In the aftermath of defeat, the survivors struggle to pick up the pieces. On the desolate planet of Aleria, John grapples with an unprecedented loss. Soren and Laera search for their missing son. Makee treads carefully as the Arbiter grows impatient.

A Covenant assault threatens humanity’s most important stronghold. John, Perez and Silver Team fight an overwhelming enemy. Adm. Keyes rallies the UNSC forces to make a stand. Halsey and Soren must work together to escape captivity.

John and Silver Team embark on an unsanctioned mission. Laera, Kwan and Kessler must escape Soren’s mutinous crew. Ackerson receives troubling intelligence from Cortana. The threat of an attack forces Ackerson to make an irrevocable decision.

John pushes Silver Team to its limit as he searches for missing Spartans; Kai worries about John’s stability. Kwan finds the Rubble is a far more dangerous place in Soren’s absence. Halsey seeks the identity of her captor.

A deadly evacuation mission signals a shift in Master Chief’s war with the Covenant. On Reach, a new regime takes the reins at FLEETCOM. John senses a looming threat close to home.

Beaten, battered, and betrayed, John 117 leads the Spartans on a suicide mission to find the Halo and save humanity. But at what price?

John and Makee come to terms with their shared vision. Halsey has one last chance to save her mission, and herself. As things come to a head, everyone must choose a side.

Kwan’s journey to uncover her family’s “true purpose” takes her deep into the deserts of Madrigal. Soren obsesses over unfinished business.

A tempting treat motivates the group to chip in with a chore. But a pleasant picnic in the dorm takes a devastating turn when the next game is revealed.

As Rhaenyra looks to gain an advantage by unusual means, Daemon pressures a young liege lord to raise up his bannermen.