Atlas authority announces the imminent execution of Kuniko and everyone approach this news with mixed results. Momoko visits Kuniko in jail and hands her food prepared by Nagiko and a dress to wear before her execution. Tomoka reluctantly seduces the guard to allow her to talk to Kuniko but is caught by Leon. However, he lets Tomoka speak with Kuniko briefly before ending the conversation, telling her that he will pretend that the two girls' conversation never happened. Rena, Nao and the other prisoners plan something by bribing various guards or improvising various materials. Ryoko plans to do something about Kuniko and Mikuni's destinies with the former's execution. Wearing lipstick and her original colthes, Kuniko prepares for the execution. Suddenly, Kuniko cuts off the guards' weapons with nanowires from the lipstick and escapes with Tomoka on a hydrogen balloon the prisoners created, promising to come back for them one day. Ryoko is impressed by what Kuniko and the prisoners did, but she has the guards kill off all the prisoners. As Kuniko and Tomoka head home with a waiting Momoko, a solar eclipse occurs and Mikuni and her retainers play on the highway.
Enfermée au centre de détention pour jeunes filles, Kuniko est condamnée à mort. Aidée par ses camarades détenues et ses amis de Duomo, la jeune fille élabore alors un plan d'évasion. Parviendra-t-elle à s'échapper des griffes de la redoutable Ryôko ?
責め苦に耐え抜いた國子に待っていたのは、「死刑」という最悪の決定だった。
“國子死刑”のニュースは日本中を飛び交い、メタルエイジによるの必死の國子奪回作戦が始まる!
Lo que esperaba a Kuniko que soportó la tortura fue la peor decisión de "pena de muerte". La noticia de la "pena de muerte de Kuniko" vuela por todo Japón, ¡y comienza la desesperada recuperación de Kuniko por Metal Age!