Event Year: 2014

The Gauna find a distressing way to demoralize and out-fight the attack force. Nagate returns to Sidonia with a prize that may help in the fight.

Nagate is blamed for a defeat and harbors guilt over a casualty; the early years of Sidonia are revealed.

The enemy is revealed to be even larger and deadlier than previously believed, resulting in three squads engaging in a deadly fight.

Nagate and his squad graduate as pilots and are quickly sent into combat when the enemy returns; Kunato explores Nagate's history.