My mother is the queen, my father is the emperor, and my brother is the prince.
Xuan Ziyu said delicately that she was a terminally ill princess.
She is weak and delicate, so she is not called yandere.
So much so that after the fragile princess married, all the noble sons in the capital made engagements overnight, fearing that the "yandere" princess would fall in love with her.
Xuan Ziyu snorted in disgust: "This princess has long made a decision to raise a young prince-in-law."