Traveling entertainers Yin and Ning are very close sisters.
Yin cares for her armless sister as they travel between villages, putting on performances of swordplay and dancing.
When they arrive in the ruins of a village, they find a mysterious bamboo writing strip.
The strip glows, and from within it a strange girl and a single sword appear.
Meanwhile, in the Taibai Empire bent on conquering the Shenzhou region, a boy name Zhao is working as a slave.
Zhou, who has been teaching himself engineering, meets a young girl one night.
The genius it took to teach himself 
engineering is worthy of praise.
موهبة تعليم نفسه الهندسة جديرةٌ بالإطراء
Dass er sich selbst die Ingenieurskunst
beigebracht hat, bedarf der Anerkennung.
Que aprendiera ingeniería él solo
es digno de elogio.
Que aprendiera ingeniería él solo
es digno de elogio.
Son talent de mécanicien autodidacte
mérite louanges.
Il genio necessario per apprendere da soli
 l'ingegneria è degno di lode.
A genialidade que ele teve por aprender
engenharia sozinho é digna de elogios.
Талант, что позволил ему научиться
инженерному делу, заслуживает похвалы.