Lafiel Abriel and Jinto Linn have reunited three years after their interplanetary adventure ended, Lafiel as the commander of the attack ship Basroil and Jinto as her supply officer. The resumption of the battle between the Abh Empire and the Triple Alliance thrusts the inexperienced team into the thick of it. As the cataclysmic war between pure humanity and their greatest creation, the Abh, continues, both sides recognize that their conflict is about more than just territory; it is also about resolving their innate differences.