Marriage is destiny.
The red line is artificial.
In Cinderella's world, there is no waiting, only fighting.
So-----
The girl accepted the wings of destiny and got a wish.
Before meeting Yue Lao, the girl never believed in fate.
After meeting Yue Lao, the girl decided to change her destiny.
Red line-----
A girl cursed by fate.
This is a story, but life itself is just a story.
May lovers eventually get married.