In order to seek revenge, she did whatever it took, and even became a disciple of her enemy (the national master).
In order to break the situation, he left hidden dangers, but instead he was planted with love poison, which linked his life and death.
The ruthless national master moved Fan Xin, and the revengeful princess messed up her plans.
She wanted to kill the king and the teacher, and he wanted to protect the country... Protect her.
The turmoil in the court rose because of her, and the fate of the country changed for a century because of him.
How does a master-disciple relationship that began as a conspiracy end in the intertwining of love and hate and end in destiny?