The Deserted Wife of the Royal Highness

At the age of ten, she killed for the first time, cleanly and without mercy. She entered the palace on a mission and became a tool for giving birth. Her boss asked her. "You fell in love with him!"
"Killers don't have love. I'm just playing." She said calmly.
"In that case, tonight, I want you to kill his favorite person. This is an order..."