Lynn stands alone before the traitorous Ace of Piercing Strikes, who has gone undefeated for three hundred years. Will the bonds she forged be enough to retake what is most important to her? Meanwhile, Tokikaze has lost control of Althing, instantly putting his rebellion in danger as the Special Unit retaliates against the children of the Abyss. Beset by foes on every side, the gang's only chance to defeat Schmerman is for Licht to reclaim the legendary Ballot he used during the Waste War, but the clones of Class A stand in the way...!