Air date: 2012-10-05

Runtime: 19 min

Hastati Squad, the newest batch of freshman cadets at the UNSC's Corbulo Academy of Military Science, pays the price for cadet Thomas Lasky's tactics.

Air date: 2012-10-12

Runtime: 16 min

Cadet Michael "Sully" Sullivan continues to decode the hidden ONI combat video as Lasky's struggle with his place in the UNSC ignites with fellow cadet Walter Vickers. After a classroom confrontation with Captain Mehaffey and a challenge from Chyler, Lasky pulls Hastati Squad back from the brink...at a terrible physical cost to himself.

Air date: 2012-10-19

Runtime: 16 min

Sully's illicit intelligence video shows Hastati Squad that their world is even more complicated than they knew. Lasky’s collapse at the end of his brilliant field maneuver turns into a pivotal choice for him, and just as he and Chyler realize what that choice might mean for their relationship, the academy is shaken by the first blow of a terrifying invasion.

Air date: 2012-10-26

Runtime: 15 min

While Corbulo Academy is being destroyed by the Covenant invasion, the surviving cadets fight bravely alongside their only hope: The Master Chief.

Air date: 2012-11-02

Runtime: 17 min

After a terrifying night of combat and loss, Lasky makes a life-or-death decision to help the Master Chief... but will it be enough to save them all from the Covenant?