Cobalt, Chrom, Kei, and Neon are androids living together in an abandoned house. In order to pay off a huge electrical bill, the four decide to compete for prize money at the Babel entertainment tower. After their first performance, they meet Esora, a boy struggling with the recent loss of his father. The encounter activates a special program within the four androids.
If we can beat the next stage, 
we can pay more—
،إن استطعنا تجاوز المسرح التالي
...سنتمكّن من دفع مبلغٍ
Wenn wir das nächste Stockwerk clearen,
können wir zahlen.
Si superamos la próxima etapa,
nos pagarán más.
Si superamos la próxima fase,
nos pagarán más.
Si on gagne à nouveau,
on pourra passer…
Se supereremo altri Stage, 
sicuramente anche il guadagno sarà—
Se conseguirmos vencer o próximo
estágio, poderemos ganhar mais...
Если пройдём следующий Уровень,
то получим…