In a life-threatening world, the heroine is sold into the world by her father
There are no true friends here
Fighting against death every day
Suddenly one day she met someone
"Didn't your father tell you that you came in because I wanted to buy you?"
"I don't know you, why do you do this to me?"
"Because I want to see if a kind and innocent girl can one day kill everyone for her own life."
…
Purpose: World peace