Season 1
Episode Guide
Contact
S1
E1
In the year 2552, humans on the planet Madrigal have been fighting for independence from Earth, but a fatal encounter with the Alien Covenant complicates things. Master Chief John 117 and his super-soldier "Spartans" join the fight. After the battle, Master Chief heads to his home planet of Reach with a Madrigal survivor and a mysterious object he discovered on the planet.
Unbound
S1
E2
John takes Kwan to an old friend and learns more about the mystery object, which the Covenant and Makee are determined to steal. With the alien threat growing, Dr. Halsey has a plan to deal with John's unpredictable behavior.
Emergence
S1
E3
John meets his new partner, and he discovers secrets inside his own memory. Kwan wants to return to Madrigal to continue her people's fight for independence, but Soren has other plans for her. Makee initiates her plan to retrieve the Madrigal object, with deadly consequences.
Homecoming
S1
E4
Guided by his visions, John takes Halsey and Cortana back to where it all began, looking for answers from his past. With Soren along for protection, Kwan goes in search of an army. Meanwhile, John's behavior inspires another Spartan to begin a journey of self-discovery. And Miranda discovers a possible link between the artifact and something much larger.
Reckoning
S1
E5
On the run and out of options, Kwan and Soren have a difference of opinion. With the possibility of finding the mysterious Halo on everyone's minds, John makes a horrible discovery. And the war rears its ugly head.
Solace
S1
E6
Survivors from battle return to Reach. John confronts Dr. Halsey, and the lies of his past.
Inheritance
S1
E7
Kwan's journey to uncover her family's "true purpose" takes her deep into the deserts of Madrigal. Soren obsesses over unfinished business.
Allegiance
S1
E8
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.
Transcendence
S1
E9
Beaten, battered, and betrayed, John 117 leads the Spartans on a suicide mission to find the Halo and save humanity. But at what price?