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.
How about a younger sister?
ماذا عن أختك الصغيرة؟
Und deine kleine Schwester?
¿Y qué tal una hermana pequeña?
¿Y qué tal una hermana pequeña?
Alors ta sœur ?
Che ne dici di sorella minore?
Que tal uma irmã mais nova?
А хочешь младшую сестру?