Nagate fights one-on-one with the heart of his enemy while the strike force does not fare well in its attack on the Gauna.

After a disaster aboard Sidonia, Nagate and his team are ordered to retrieve a valued weapon. He later defies orders to save a friend.

Nagate fights one-on-one with the heart of his enemy while the strike force does not fare well in its attack on the Gauna.

Exploring Sidonia, Nagate makes an enemy of Kunato while protecting a friend. The Gauna attack, calling the pilots into action.

Nagate fights one-on-one with the heart of his enemy while the strike force does not fare well in its attack on the Gauna.

Nagate is haunted by his first combat experience against the Gauna. Later, he meets the elite pilots of Sidonia.

A large strike force encounters an enemy unit that takes them by surprise; Nagate does what he can to protect his friends.

Nagate is haunted by his first combat experience against the Gauna. Later, he meets the elite pilots of Sidonia.

A large strike force encounters an enemy unit that takes them by surprise; Nagate does what he can to protect his friends.

In isolation his entire life, Nagate must adjust to life in a centuries-old space colony while training as a cadet pilot to fight an ancient threat.

A large strike force encounters an enemy unit that takes them by surprise; Nagate does what he can to protect his friends.

Wein tries to thwart Delunio and Soljest with a diabolical plan. The Natrans hold their mountain fortress, but time is running short. Gruyere has one condition for helping Wein. After the bubble bursts, Wein really wants to sell his kingdom.

Pacifists endanger themselves by leaving the relative safety of Sidonia, while the enemy shows up larger and fiercer than before.

Wein tries to thwart Delunio and Soljest with a diabolical plan. The Natrans hold their mountain fortress, but time is running short. Gruyere has one condition for helping Wein. After the bubble bursts, Wein really wants to sell his kingdom.

Pacifists endanger themselves by leaving the relative safety of Sidonia, while the enemy shows up larger and fiercer than before.

Sirgis protests imperial goods flowing into Delunio, but Wein assures him they are Natran, but are they? Wein visits Soljest to forge an alliance with King Gruyere. Wein leaves perplexed, but the worst is yet to come. Zenovia again proves herself useful.