Excited by the power of the black fire armor, the rebels form a plan to attack the Taibai Empire. Yin resolves to rescue Ning.
Meanwhile, construction on the zhengtian has begun in the Taibai Empire. Concerned for Ning, Zhao hurries the completion of the zhengtian in order to receive Empress Cheng's forgiveness, even performing manual labor alongside the slaves.
However, Ning has lost her mind. Cheng also suffers emotional wounds and hides in her room alone. Commander Meng Ji and Lady Pang use this opportunity to strike--
The Senior Engineer was up working all night!
!كان المهندس الأوّل يعمل طوال الليل
Der leitende Ingenieur hat
die ganze Nacht durchgearbeitet.
¡El ingeniero jefe
estuvo trabajando toda la noche!
El ingeniero jefe
estuvo trabajando toda la noche.
Le mécanicien en second
a veillé toute la nuit,
L'Ingegnere Anziano
 ha lavorato tutta la notte!
O engenheiro sênior ficou
trabalhando a noite toda!
Старший инженер всю ночь глаз не смыкал!