Strain: Strategic Armored Infantry

When the Deague unleash a devastating surprise attack on her school, Sara Werec is shocked to discover that the leader of the enemy assault is no anonymous villain.

Enlisted at a new school, Sara struggles to master the Gambee mechs and wrestles with the scorn of her peers. Thankfully, she finds something which might serve to fill the hole in her heart.

When a Deague assault interrupts an important exam, Sara watches those around her get torn apart - but rather than sit helplessly, she devises a plan.

Using the Mimic Emily and a custom Strain, Sara rushes toward a confrontation with the feared Ralph Werec. Her shocked team is forced to ask: how can it be that Sara the rookie is so skilled?

The Reasoner team is warming to Sara, but not everyone is so willing to shower her with affection - especially the angry Gambee pilots that blame Sara for the deaths of their comrades.

The Spatial Armor Division is having a party when the Libertad falls under attack! The team watches as Sara joins Lottie in an incredible display of Reasoner talent.

When the rest of the team takes leave, Lavinia makes another effort to bond with her beloved Sara - but things go horribly wrong.

Sara and the team venture out into the city to recover Emily, but a mysterious little girl interrupts their search - as does the arrival of a strange vessel.

The Spatial Armor Division is reeling from the revelation of Sara's ties to Ralph - especially Lottie. When she moves to confront Sara, their heated exchange ends with a vow of murder.

The painful history of Emily's kind is revealed and the shocking truth might explain Ralph's treason. The lines between good and evil are blurred as the true horrors of this endless war are exposed.

Certain that Ralph has lost his mind, Medlock seeks sanctuary with those she once vowed to kill. The final confrontation is coming as Ralph prepares to punish those responsible for crimes against the innocent.

Ralph and Sara meet face to face aboard the Libertad, Emily between them. The last waltz of the Werec siblings is about to begin.

In the reaches of space, a war which has raged for generations comes to a climax. At the speed of light, the past and future mingle in the hopes of two girls who might never have to be alone again.