C1039
That's right.
All of this was indeed the monster's plan! Actually, she designed two layers of tricks. The first layer was to trick the female sacrificial master, and the purpose was to use "An Jue" to trick her, and then seduce Chu Xiao, and become a hero to save the beauty!
With this, she could begin the second stage of her plan: she would use Tiantian, the 'saved one'