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.

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.

Wein uses Mealtars in a risky gambit. Demetrio's poisoning is pinned on a surprising suspect. As Marden's trade-based economy booms, Wein is sure he can get what he wants by toying with Zenovia's heart, but Soljest is unhappy with the goods from the east.

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.

Wein uses Mealtars in a risky gambit. Demetrio's poisoning is pinned on a surprising suspect. As Marden's trade-based economy booms, Wein is sure he can get what he wants by toying with Zenovia's heart, but Soljest is unhappy with the goods from the east.

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.

Wein arrives to save Falanya, but exhaustion takes a toll. Lowa seeks Wein's advice. The imperial princes suspect Wein in an attempted poisoning. When the princes surround Mealtars, Falanya convinces its people to unite and thwart their aggression.

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

Wein arrives to save Falanya, but exhaustion takes a toll. Lowa seeks Wein's advice. The imperial princes suspect Wein in an attempted poisoning. When the princes surround Mealtars, Falanya convinces its people to unite and thwart their aggression.

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

Falanya offers to attend important events in Mealters in Wein's stead, upsetting Lowa's scheme. But she quickly adapts by trying to get Falanya to say that Natra is on her side. When an imperial prince backs Falanya into a corner, unexpected help arrives.

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

Falanya offers to attend important events in Mealters in Wein's stead, upsetting Lowa's scheme. But she quickly adapts by trying to get Falanya to say that Natra is on her side. When an imperial prince backs Falanya into a corner, unexpected help arrives.

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

When Wein's second meeting with King Ordalasse ends with deadly consequences, the Natran delegation flees with the Cavarinians in hot pursuit. But Wein has a plan to turn hunter into hunted. Zenovia asks a favor that Wein is hard-pressed to refuse.