The land has fallen into ruin, and children represent the last hope for humanity. One of them, Hiro, fails to live up to that purpose and decides to walk away from it all.... until he meets a girl with horns.
When the negative and positive—
male and female factors combine,
—عندما يمتزِجُ العامِلان السّالب والموجب
،الذكر والأنثى معاً
Wenn Negativ und Positiv, männliche und weibliche Faktoren sich vereinen
Cuando los factores macho y hembra
Cuando los factores macho y hembra
Quand le négatif et le positif,
le masculin et le féminin s’allient,
Negativo e positivo.
Quando os fatores masculino e feminino
se combinam, e seus corações se unem,
Когда плюс и минус, гены и чувства 
юноши и девушки перемешиваются,