In the alien continent Lu Lingguo, pure blood is respected. In the year 981 of the Luling Emperor's calendar, civilian girls Min Yunjing, Jing Xihe, and Jing Xiyan entered the palace in compliance with the national law and were summoned as maidservants. At the same time, they fell in love with Yu Yanyue, one of the distinguished heirs of the Luling Kingdom. How can three commoner sisters find a chance to survive in a pure-blooded royal family? And who will Yu Yanyue stay with? And who is the deer spirit crying blood on the mass graves in the north summoning to become the next generation of heartless and desperate spirit witches?