They come from well-known families, are kind-hearted, knowledgeable, and sensible, and are enviable.
But because she married into the royal family, she was passively involved in the ever-changing palace struggle.
So:
There are people who love each other but cannot stay together.
There are people who stay with each other but don't want to get married,
There are people who are close to each other but have never fallen in love with each other.
Exactly:
Kowloon seizes the light and shadow of the sword,
The most lonely daughter's heart.